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          PORADNA

          Jak si vybrat štípací čelní kleště?

          Při výběru štípacích čelních kleští dbejte na kvalitní materiál, pohodlné rukojeti a velikost odpovídající typu práce.

          Obuv polobotka CXS BARBADOS

          Lehká a pohodlná pracovní obuv CXS BARBADOS – ideální pro celodenní nošení. Protiskluzová podrážka, prodyšný svršek a moderní design. Skvělá volba pro dílnu, sklad i lehký průmysl.

          Ráčna mini přepínací se čtyřhranem 4CZech

          Nerezová miniráčna 1/4", praktický pomocník pro přesné a rychlé šroubování i v těsných prostorech.

          Vinyl tool pouches

          In the workshop, on assembly sites or at home - tools often pile up, get mixed up and are hard to find. That is why our company NÁSTROJE CZ have included vinyl (textile) packaging in our offer, which will help you keep order and protect your tools.

          Jumbo nut driver 4CZech

          Hexagonal nut drivers with JUMBO handle - a reliable helper for every workshop. Driver’s blade made of heat-treated, chrome-nickel alloy steel. Ergonomic cellulose acetate handle, resistant to breakage, chemicals, oils and fats.

          Ratchet bit holder with handle 4CZech

          This multi-function tool will replace most of the basic tools needed for your basic household work. The modular design allows you to access tight spaces or hard-to-reach places.

          16-Piece DIN 3113 wrench set in vinyl pouch (8 -24mm)

          DIN 3113 combination wrenches forged from a single piece of high-quality chrome-vanadium steel. Surface finish: chrome-plated polished surface.

          Wobble ratchet ring wrench 4CZech

          Wobble ratchet ring wrench 4CZech. Unique 4-in-1 reversible double-sided wrench - has a number of size combinations.

          Ratchet flare nut wrench 4CZech

          For "hollow nuts" (i.e. flare nuts) a special wrench is needed, which is called a flare nut wrench. These wrenches are usually cut ring wrenches, a new addition to the range is the ratchet wrench.

          SL Screwdrivers JUMBO

          Slotted screwdrivers with JUMBO handle - a reliable helper for every workshop. Screwdriver shaft made of heat-treated, alloyed chrome-nickel steel. Ergonomic cellulose acetate handle, resistant to breakage, chemicals, oils and fats.

          Inch conversions

          Do you need to repair a car from the USA or an English vintage car and the classic metric "Czech" wrench does not suit you? Then you have come to the right place.

          S2 Steel

          S2 steel is a type of tool steel known for its exceptional toughness and impact resistance. Even with its high hardness, S2 steel retains the ability to deform without cracking, which is crucial for tools exposed to impact. What are its physical prop

          Threaded rod deburrer

          What is a threaded rod deburrer? Can it deburr materials other than steel?

          Micro drills

          Whether it is the machining of injection nozzles for vehicles or the production of molds for the smallest injection molded parts - micro-machining is used in many applications.

          Who is entitled to PPE?

          According to the Act on Safety and Health Protection at Work, an employee is entitled to free provision of PPE if it is necessary for the performance of their work.

          What are PPE?

          The abbreviation PPE stands for personal protective equipment. These are devices that are intended to protect the health of people from dangers that may arise at work and are an essential part of ensuring safety at work.

          Drills GOLD STEP

          A new product in the drilling field, revolutionary universal drills with a stepped tip with the trade name Gold Step.

          What is the difference in Seger pliers?

          These pliers are also known as circlip pliers.

          How to measure correctly with a caliper?

          Caliper measurement is a precise method for measuring the dimensions of an object, typically used to measure the inside and outside dimensions and depth of an object.

          Diamond grinding wheel

          Diamond tools are among the best in their field. We have already talked about diamond cutting wheels. Now let's look at diamond grinding wheels.

          Lubricator

          A lubricator is a container designed for lubricating oil or grease. Ideal for lubricating moving parts of machines, such as bearings, pins, joints and other mechanical components.

          Wire stripping pliers

          You don't have to be a professional electrician, but even during minor maintenance and repairs you sometimes need to strip some cables. And that's why there are wire strippers, which come in many shapes but have a single goal. To "shave" the cable fo

          Types of measurement instruments

          A measuring instrument is a tool that allows us to constantly check whether we are producing exactly what we planned. Whether the object is high, long, wide or deep enough.

          Stepped drill for confirmation screws

          How to use furniture screws? How to drill a confirmat? The solution is a stepped drill bit for confirmat screws

          Sheet metal shears

          Everyone uses sheet metal shears from time to time. With them, we can create a precise cut when we need to adjust, divide or even just get rid of an unnecessary piece of sheet metal and adjust its size so that we can further handle it as needed.

          What are the types of screwdriver bits?

          There are a lot of different shapes of bits on the market and today we will look at what they are. They differ mainly in the type of screw head for which they are intended.

          Trademark Czech product

          They say that Czechs have golden hands. Czech inventions have literally changed the world. The company NÁSTROJE CZ, s.r.o. is the proud bearer of this trademark.

          Nail puller called "goat foot"

          A tool used to pull or remove tools, especially from hard-to-reach places.

          Types of hand tool sets

          It may happen that we need the right tools for some repair at home or on the car. For these purposes, it is great to have a hand tool set, where we have the necessary tools in a practical case.

          Fixture CZMK

          What is the CZMK fixture used for? What are the advantages of the CZMK fixture?

          How to choose the correct wrench size for a specific nut?

          Size really does matter - especially when it comes to wrench sizes for nuts or bolts. This is especially true if you want to avoid damaging parts, tools, or even injuries.

          Difference between a roll forged and a fully ground drill

          You have probably already asked yourself several times what the differences are between individual drills and what they are used for. Let's now look at the main differences between roll forged and fully ground drills.

          Tool coatings

          What is tool coating and what is it used for? We will look at this in this article.

          How to cool and lubricate drills during drilling?

          In order to achieve precise drilling results, it is necessary to follow a few rules for handling drills.

          Pliers for every household. Combination pliers, cutting pliers and water pump pliers

          There are several types of pliers in the world, we will now focus on the most used pliers, which are combination pliers, cutting pliers and water pump pliers.

          UNIVERSAL DRILL “ALLROUND” – Drill for all materials

          Everyone would like to have one universal drill bit for their work that they can use for all materials and all operations. Let's take a look at one of them.

          What is a diamond disc for?

          A diamond disc is used to cut extremely hard and durable materials. This can be concrete, stone, ceramics, asphalt, bricks or metals.

          What is thread cutting?

          Similarly, as already indicated in the article "how a tap works", we will explain how a thread is cut.

          What is a welding spot drill bit?

          A specially designed tool that is used to drill out spot weld joints.

          How does a tap work?

          Simply put, a tap resembles a screw in shape, the helix of which is formed by blades with one to eight helical straight grooves.

          How to identity a concrete drill bit

          Drill bits intended for drilling into masonry and concrete are usually made of alloyed tool steel. However, this is not enough for the correct drilling result.

          How many cutting edges does a drill have?

          This is a fairly common question for many of us. We can usually find drills that have 2 cutting edges. This is the standard.

          NEW – SDS-plus four-edged monolith drill bits – a great choice for professional work

          We would like to introduce you our new product – SDS-plus four-edged monolith drill bits.

          What is a tap wrench?

          The tap wrench must be selected correctly in order to produce a high-quality thread without damaging the tap.

          How are threads made?

          Threads are used in mechanical engineering to create detachable connections or moving parts of machines and equipment or measuring tools.

          Taper Shank Drills

          Taper shank drills are designed for more demanding work, especially in industry, where higher accuracy and stability are needed. Larger diameter drills are usually used.

          What are the best drills?

          The answer to this question is not always easy, but let's look at the criteria for choosing the best drill.

          What is a drill?

          A drill is a tool, usually cylindrical in shape, used to drill holes in various materials.

          iMACH3 discs – the best cutting discs on the market

          If you want to reach for the truly best cutting discs in terms of both performance and durability, the iMACH3 discs are a great choice.

          What are the types of drills?

          What is a drill and what is it used for, each of us probably knows. But what are the types of drills, or what to use which for, can be more complicated.

          Tap coatings

          What are tap coatings used for? How to choose a coating for a specific material?

          Diamond hole saws for angle grinders

          How to drill with a diamond hole saw? Which one to use for very hard materials? Is it necessary to use cooling?

          Cordless tools

          We all know it. Electrification is a great thing, but who wants to constantly drag extension cords, look for sockets and untangle knots in power cables while working? Fortunately, manufacturers have come up with a solution in the form of batteries.

          THE BEST INDUSTRIAL OILS AND LUBRICANTS - „IF YOU GREASE WELL, YOU SPEED WELL“

          Industrial oils are key to the use and maintenance of your machines and equipment to ensure their long life.

          What is a center drill?

          A drill bit is a special cutting tool used in drilling holes. Now we will focus on the center drill.

          What is the difference between SDS-plus and SDS-Max

          What is the difference between SDS-plus and SDS-Max

          Polishing tools

          Whether you need to polish car paint, paint or stone, our polishing tools will make it easily to smooth surface!

          Maximum working speed and revolutions of discs

          Why is it important to observe the maximum working speed and revolutions of the discs? Where can I find this information? This article will answer these and many other questions.

          Abrasive pastes

          Pokud chcete dokonale vyleštit kov nebo plast, nesmí vám ve výbavě chybět brusná leštící pasta.

          Ladders

          Quite often we come across the need to do some work at heights without necessarily needing to build scaffolding. And this is what various types of steps, stepladders and most importantly... ladders are intended for.

          Types of spirit levels

          A spirit level is a tool that can’t be missed at home, in the workshop or on the construction site. If you do not want to deal with inequalities caused by inaccurate measurements, this article will help you.

          Tenon plug cutters

          What is a tenon plug cutter?

          Forstner drill bits

          What is a Forstner drill?

          Fiber dics

          Let's take a closer look at fiber discs for angle grinders and their advantages over flap discs.

          Work clothes

          Under this term, everyone imagines the well-known classic overalls, popularly called „blues - blue overalls", according to the specific color, which have accompanied us for a long time... But overalls are not the only work clothes.

          Work shoes

          You can actually use any shoe for work, however, there are certain safety criteria that work shoes should meet.

          How to recycle discs correctly

          Nowadays, there is constant talk around the world about the sustainability of the continuous production of large quantities of discs, which very often end up in landfills after a single use.

          Which clothing and equipment are the best to protect yourself when working?

          Personal protective equipment and work clothes are an important part not only of risky work activities.

          Spindle wipers

          Spindle wipers help ensure precise operation and prevent costly machine repairs

          Indexable inserts for milling

          Indexable inserts for milling.

          Basic selection of screwdriver bits

          There are a variety of screwdriver bits, and each bit has slightly different properties and is suitable for working with different materials. How do we choose the right one?

          What types of wrenches do we know?

          Wrenches are among the basic equipment of both home and professional workshops, and many people might be confused by their names and which wrench to use on which nut. In this article, we will look at the basic types of wrenches.

          How can you drill into ice and snow?

          Drilling into snow and ice is not entirely easy, as it requires the right equipment and technique.

          What are the types of drill chucks?

          Anyone who uses an electric or cordless drill needs to change drill bits, whether for metal, wood, or concrete. The chuck, the clamping mechanism of the drill, will help us with this.

          Braze turning inserts

          Brazed insert material of turning tools for metalworking

          Shapes of turning tools for metal working

          Today we will learn about the basic shapes of turning tools with brazed cutting inserts.

          Core drilling

          Core drilling is used when we want to create a precise circular hole in brickwork, concrete, reinforced concrete, rocks and other building materials. Drilling is simple, precise and vibration-free.

          Thread cutting hole and shank dimensions

          Table for thread cutting

          Thread forming

          Internal thread forming is a chipless technology for thread production. The thread is not cut, but formed by pushing the material out. In this way, threads can be made from materials that are easily cold-formed, with a minimum tensibility of 10%.

          NEW ITEMS – mounted points

          Let's take a look at the new product in our range – mounted points.

          The safety of our discs

          Why is safety so important when choosing discs?

          Locks

          Whether padlock, cable or door, they are one of the simplest forms of security.

          Socket wrenches

          The advantage of a socket wrench is its shape, which can transfer more force than a classic Phillips or flat screwdriver.

          Flap discs

          Each of us needs to grind something from time to time. Sandpaper is a tedious and tiring job, so everyone reaches for a simpler option, which is flap discs for an angle grinder.

          How to choose a machine tap?

          Here we will discuss the basic information about choosing a machine tap.

          Re-sharpening machines

          Surely everyone knows this. No one can make a hole in the world with a blunt drill. That's why we'll now look at re-sharpening drill machines.

          Support for students of the High School of Electrical Engineering

          Support for students of the High School of Electrical Engineering and Information Technology

          Carpentry clamps: How to choose the right one?

          Carpentry clamps are used in professional carpentry workshops as well as home DIY workshops.

          Impact wrenches

          An impact wrench is an integral part of using industrial sockets. Therefore, they are intended for rough work, not for fine mechanics, because strength is their domain.

          Impact sockets

          A socket, popularly known as a „Allen nut", is an integral part of every workshop or tool kit. They are a great helper for tightening or loosening screws and nuts. We will now look at industrial sockets.

          Using of Step Drill bits

          Step drills are also very often called tree drills due to their shape. There are several basic designs that we will get to know in order to be able to choose the right model for our activity.

          Non-rebound mallets and hammers

          How do non-rebound assembly mallets and hammers work? What are their advantages?

          Diamond cutting disc: How to choose the right?

          How to choose the right diamond cutting disc which is sustainable and provides optimal cutting performance? In today's article, we will explain how to choose a disc for cutting certain materials.

          Crowbars

          Crowbars: An essential tool for every DIYer and professional

          Drilling and tapping with one tool

          The combined tap with a ¼" hexagonal shank can be used to drill a hole and cut a thread in one go, without the need of changing the tool.

          Chisels with SDS clamping

          Chisels with SDS clamping are tools for drills or demolition hammers.

          How to Choose a Ratchet

          Let's take a look at tips on how to choose the right ratchet for both the professional and the DIY enthusiast.

          Chainsaw sharpening Files

          What to use to sharpen a chainsaw chain?

          How and with what to drill into concrete?

          Are you planning to drill into concrete? We will advise you on how to do it as simply and effectively as possible.

          How to choose a suitable rasp not only for the workshop?

          What are the types of rasps? Let's take a look at what rasps the current market offers.

          Wood drilling

          Are you planning to drill in wood and are not sure what type of drill to choose? Read about the most commonly used types of drills and the situations in which they are suitable.

          Tape measures

          Every handyman or professional craftsman knows this. Sooner or later, there comes a time when something needs to be measured. The original folding meters have gradually been largely replaced by tape meters. And we will look at them today.

          4 Tips on how to drill into tiles correctly

          Are you worried about drilling into tiles? It's not necessary! You just need to know how to do it correctly. We'll advise you on what tools, drills and core bits to use so that the drilling goes smoothly and the tiles don't crack.

          How to use a die?

          Now when we know how to choose a die, we can familiarize ourselves with the possibilities of its appropriate use.

          Workshop vices

          How to choose a vise for the workshop? A workshop vise allows you to firmly hold various materials during further processing.

          How to choose a suitable file not only for the workshop?

          What are the types of workshop files? Let's take a look at what files the current market offers.

          Testing of drills and taps on a CNC machine by CNC-INAXES s.r.o.

          Watch videos from testing our drills and taps for steel and stainless steel on a CNC machine by CNC-INAXES s.r.o.

          Calipers/Callipers

          If we need to measure thickness, depth, or internal dimensions and a tape measure is not enough, a caliper will help us with this.

          How to choose die?

          Basic information for round die selection

          Tool sets

          Whether you are a DIYer or a professional craftsman, you cannot do without proper tools.

          How to choose the right hand tap?

          Basic information for hand tap choosing

          Zoller pomBasic measuring device

          To make the inspection of our products even more perfect, we purchased a top-of-the-line pomBasic measuring device from the German company Zoller.

          Grinding and cutting wheel: A key tool for efficient material processing

          A short guide for those who want to find out more than just how to choose a grinding or cutting wheel.

          How old is a drill? Where were drills first used? You can read about that in our new article.

          When were drills first used and where? What were the predecessors of drills?

          Improvement in drill-bits

          Specication forming part of Letters Patent No. 38,119, dated April 7, 1863.

          Bachelor thesis - the influence of drill core thickness on force ratios

          CZ002 and CZ004 drills are the subject of the bachelor thesis

          Výzkumná práce - Analýza vlivu geometrie vrtáku na řezivost

          Analýza vlivu geometrie šroubovitého vrtáku z rychlořezné oceli na řezivost nástroje při obrábění austenitické korozivzdorné oceli

          How to re-sharpen a drill bit

          Find out how to sharpen a metal drill bit in 10 steps:

          Grinding discs CerMax

          The most powerful CerMax discs with ceramic grain of the latest generation providing significantly higher performance

          Tests of drills with new geometry

          Company NÁSTROJE CZ, s.r.o., established professional cooperation with the University of technology in the year 2007, concretely with the Institution of engineering technology at the Faculty of mechanical Engineering, where its new drills CZ002 were

          Standard metal drills with new geometry CZ002 and CZ004

          In 2007, the company NÁSTROJE CZ, sro, established professional cooperation with the High Technical Equipment in Brno, specifically with the Institute of Mechanical Engineering Technology at the Faculty of Mechanical Engineering Technology, where its

          New family member - drill CZ005 - continued II.

          DRILL CZ005 NEW MEMBER OF THE FAMILY continued from the previous edition

          New family member - drill CZ005 - continued

          DRILL CZ005 NEW MEMBER OF THE FAMILY continued from the previous edition

          New family member - drill CZ005

          Is there anything else to change on high-speed steel spiral drills? I strongly believe following post will answer this question.
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