Metric Tools | McMaster-Carr

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Beryllium Copper

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Drill Bit Size

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Overall Length

15/16" to 1 1/8"

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Finish

Aluminum Chromium Nitride (AlCrN) Coated

Aluminum Titanium Nitride (AlTiN) Coated

Chromium Carbide (CrC) Coated

Diamondlike Carbon (DLC) Coated

Dry Film Lubricated

Magnesium Phosphate Coated

Drive Style

Drilled Spanner

External 12-Point

External Spline

External Square

Hex with Pilot Recess

Tamper-Resistant Hex

Tamper-Resistant Torx

Square Drive Size

Number of Flutes

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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REACH

RoHS

Compliant with Exemptions

Thread Type

Metric Trapezoidal

Shank Type

Knurled-End Hex

Quick-Change Hex

Threaded Insert Type

Mill Diameter

Tip Style

Length Class

Decimal Size Equivalent

Thread Direction

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10,981 Products

Most Likely Products

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

Screwdrivers

Tighten and loosen screws

Combination Wrenches

Combination Wrenches

Use the open end when tightening in cramped spaces and the box end when you need extra grip

Thread Size Identifiers

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

All Results

Fastening and Joining

Screwdrivers

Tighten and loosen screws

L-Keys

Turn fasteners from either end and reach into tight spots

Impact Drivers

More powerful than drills to drive screws through dense material and loosen stuck fasteners

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Nutdrivers

Tighten and loosen nuts and bolts

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

Threaded Stud and Rod Drivers

Threaded Stud and Rod Drivers

Hold and tighten threaded studs and rods

Combination Wrenches

Combination Wrenches

Use the open end when tightening in cramped spaces and the box end when you need extra grip

Sockets

Turn fasteners with an external drive style without slipping and damaging the drive

Box Wrenches

Grip all sides of a fastener to prevent slipping

Open-End Wrenches

Open-End Wrenches

Tighten and loosen fasteners from the top or the side

Socket Wrenches

Socket Wrenches

Apply torque to turn nuts, bolts, and other fasteners without rounding the heads

Bit Sockets

Turn fasteners with an internal drive style without slipping and damaging the drive

Impact Wrenches

Impact Wrenches

Maximize torque to break frozen bolts free and drive fasteners more quickly than other wrenches

Spanner Wrenches

Spanner Wrenches

Grab onto holes and slots to turn collars, bearings, and other machine tool components

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Wrench Heads

Attach to your ratchet wrench and socket extension to turn fasteners where clearance is limited

Push Nut Installation Tools

Push Nut Installation Tools

Press nuts and retaining rings onto threaded fasteners and shafts

Rivet Nut Tools

Rivet Nut Tools

Install rivet nuts

Spring Plunger Drivers

Spring Plunger Drivers

Install spring plungers from the nose end without depressing the nose

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

Remove broken screws, pipes, and studs without damaging the threads around them

Pin-Removal Punches

Pin-Removal Punches

Strike with a hammer to loosen and remove pins and rivets

Threaded Insert Tools

Threaded Insert Tools

Install or extract helical, key-locking, slotted-drive, and other threaded inserts

Press-Fit Nut Installation Tools

Press-Fit Nut Installation Tools

Everything you need to install press-fit nuts by hand

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Facility and Grounds Maintenance

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

Measuring and Inspecting

Thread Size Identifiers

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

Tape Measures

Standard, long, center-finding, and flexible tape measures

Plug Gauge Handles

Plug Gauge Handles

Add both a go gauge and a no-go gauge to create a custom tool for checking hole diameters

Calipers

Take inside, outside, and depth measurements with more precision than a ruler

Ring Gauges

Confirm your workpiece's outer diameter or external threads are within tolerance

Precision Measuring Tool Sets

Precision Measuring Tool Sets

Multiple precision measuring tools in one convenient case

Feeler Gauges

Check gaps and alignment between machine parts and other surfaces

Inside Hole Calipers

Inside Hole Calipers

Measure hard-to-reach areas, such as internal grooves and slots

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

Depth Micrometers

Depth Micrometers

Measure slots, counterbores, and other holes more precisely than depth gauges

Height Gauges

Measure an object's height and mark workpieces for machining

Depth Gauges

Reach into slots, counterbores, and other holes to measure depth

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

Rulers

Horizontal, vertical, circumference, center-finding, and pica rulers

Liquid-Level Tape Measures

Liquid-Level Tape Measures

Lower into deep containers, such as tanks, to check the level of oil and other fluids

Variance Indicators

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

Thickness Gauges

Thickness Gauges

Move the thumb lever to quickly check the thickness of flat stock, pipe, or tubing

Inside Hole Micrometers

Inside Hole Micrometers

Find the inside diameter of cylinders and rings

Squares

Check 90° angles during layout work with combination, angle, or pipefitters' squares

Laser Measurers

Laser Measurers

Point the laser to determine the distance to objects up to 700 yards away

Measuring Wheels

Measuring Wheels

Roll along surfaces to measure distance

Combination Square Blades

Combination Square Blades

Connect to a combination square head to create a combination square

Map Distance Measuring Tools

Map Distance Measuring Tools

Slide across maps and blueprints to measure distances

Outside Micrometers

Outside Micrometers

Apply even pressure to objects to measure thickness more precisely than thickness gauges

Flatness Gauges

Flatness Gauges

Determine if the flatness of surface plates, lapping plates, and other surfaces is within tolerance

Staff Gauges

Typically mounted to walls and tanks for measuring the level of liquids, such as water, fuel, and oil

Threaded Hole Location Gauges

Threaded Hole Location Gauges

Pinpoint the true center of threaded holes to precisely align and measure parts

Squareness Gauges

Squareness Gauges

Check frames and machined parts to see if they are leaning or uneven

Step Gauges

Check step height, gap width, and distance between slots to make sure machine and engine parts align

Height Gauge Calibrators

Height Gauge Calibrators

Ensure height gauges are accurate

Ring Gauge Holders

Ring Gauge Holders

Keep ring gauges still to measure cylindrical parts or threads quickly and repeatedly

Counters

Record and display the number of times events or processes occur

Parallel Rules

Draw parallel lines, as well as circles, arcs, and angles

Transfer Punches

Transfer Punches

Mark the center of an existing hole onto a separate workpiece

Position Indicators

Position Indicators

Track components on rotating spindles or lead screws to help adjust machinery quickly and precisely

Layout Compasses

Layout Compasses

Draw circles and transfer distance measurements

Torque Sensors

Convert manually applied torque into an electrical signal that you can measure and record

Optical Comparators

Optical Comparators

Magnify your part to check for dimensional accuracy and surface defects

Fabricating and Machining

Tap and Drill Bit Sets

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

Hole Punches

Punch holes in metal, plastic, and fabric

Tap, Die, and Drill Bit Sets

Tap, Die, and Drill Bit Sets

Cut and repair internal and external threads and drill holes in many different sizes

Tap and Die Sets

Tap and Die Sets

Cut and repair internal and external threads in many sizes

Tap, Die, and Thread File Sets

Tap, Die, and Thread File Sets

Repair internal and external threads in a range of sizes

Taps

Cut internal threads for fasteners, pipe, conduit, and more

Dies

Cut or restore external threads on fasteners, pipe, or conduit

Thread-Repairing Files

Thread-Repairing Files

Spot fix rusted and damaged threads along screws, pipe, or conduit

Friction Drill Bits

Friction Drill Bits

Pair with friction drills to melt holes that have an outer lip in sheet metal

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

Broaches

Install in an arbor press, milling machine, or CNC machine to cut shapes into existing holes

Spring Locating Pins

Spring Locating Pins

Apply side force to workpieces to clamp them in place

End Mills

Cut and shape material to create precise slots, grooves, and profiles

Countersinks

Cut a cone-shaped opening in a hole to install flat-head screws and rivets flush with the surface

Hole Saws

Connect to a drill or drill press to make circular cuts

Lathe Tools

Shape workpieces as they rotate on a lathe

Hollow-Core Cutters

Hollow-Core Cutters

Use in magnetic-base drills to form burr-free holes by only cutting the outside edge of a hole

Reamers

Finish holes to an exact size, correct misaligned holes, and remove burrs

Slitting Saws

Pair with an arbor to cut narrow slots in workpieces

Tube Benders

Bend hard and soft metal tubing with various outer diameters

Tube Flarers

Make flared ends on metal tubing so it's compatible with flared tube fittings

Pipe, Tube, and Hose Cutters

Pipe, Tube, and Hose Cutters

Make clean cuts in pipe, tube, hose, and conduit

Reamer Drill Bits

Reamer Drill Bits

Drill and finish holes in one pass

Drill Taps

Drill and thread holes with the same bit

Electrical

Development Board Sensor Modules

Development Board Sensor Modules

Transform your development board into everything from an airflow monitor to a motion detector

Power Transmission

Torque Limiters

Torque Limiters

Keep torque at or below a set limit to control tension or braking or protect machinery from overload

Building and Machinery Hardware

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

Communication

Stencils

Paint over or trace to create everything from custom messages to drafting designs

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)