Centers | McMaster-Carr

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Center Drill Trade Size

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Aluminum Bronze

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Drill Bit Size

Number of Flutes

Shank Diameter

Finish

Aluminum Chromium Nitride (AlCrN) Coated

Aluminum Non-Ferrous (ANF) Coated

Aluminum Titanium Nitride (AlTiN) Coated

Diamondlike Carbon (DLC) Coated

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Center Drill Type

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Lathe Center Holes

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8,309 Products

Center Drills

Center Drills

Drill cone-shaped openings to mate with lathe centers or create holes for screws

Center Drill Sets

Center Drill Sets

A variety of sizes to create centered holes for lathe centers or holes for screws

Bell-Style Center Drills

Bell-Style Center Drills

Drill a 60° angled hole and an additional 120° chamfer to protect it from damage

Radius-Style Center Drills

Radius-Style Center Drills

Drill smoothly rounded holes for the most precise machining jobs

Other Products

Lockout Organizing Stations

Lockout Organizing Stations

Keep padlocks, tags, and other lockout tools neatly stored and ready to use

Countersinks

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

Lathe Centers

Use in a lathe's headstock or tailstock to support the end of a workpiece

Center Finders

Line up your drill with the center of round bars and pipe

Transfer Punches

Transfer Punches

Mark the center of an existing hole onto a separate workpiece

End Mills

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

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

Tag Organizing Stations

Tag Organizing Stations

Keep frequently used tags handy

Edge Finders

Locate edges, shoulders, center points, and lines on workpieces in milling machines

Bench Centers

Inspect cylindrical parts for irregularities that could cause wobbles or vibrations

Thread Size Identifiers

Thread Size Identifiers

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

Vises

Secure workpieces in place

Drill Bits

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

Center Punches

Mark center holes in metal and other material

Alignment Pins

Line up holes in sheet metal, I-beams, and angle irons for bolting, riveting, and welding

Threaded Hole Location Gauges

Threaded Hole Location Gauges

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

Pipe Flange Aligners

Pipe Flange Aligners

Line up flange holes so they bolt securely and connections won’t leak

Caliper Tips

Install on your caliper to measure hard-to-reach areas or center-to-center distances

Lockouts

Ensure that machines stay turned off to prevent accidents during maintenance work

Alignment Locks

Alignment Locks

Precisely align your mold halves

Vise Jaw Liners

Vise Jaw Liners

Place over vise jaws to protect workpieces from marring

Calipers

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

Lathe Alignment Bars

Lathe Alignment Bars

Confirm that your lathe headstock and tailstock are aligned for accurate machining

Lathe Drivers

Use with lathes to turn workpieces when machining between centers; also known as lathe dogs

Vise Jaws

Hold material in vises for machining

Machine Tool Indicators

Machine Tool Indicators

Find the exact edge of a workpiece without math or guesswork to quickly align your machining setup

Combination Square Heads

Combination Square Heads

Attach combination square blades to form a combination square

Rotary Angle Indexers

Rotary Angle Indexers

Position round workpieces at precise, repeatable angles for machining flats, hexes, and key slots

Spring Locating Pins

Spring Locating Pins

Apply side force to workpieces to clamp them in place

Machine Tool Indicator Contact Points

Machine Tool Indicator Contact Points

Replace the contact point on your machine tool indicator

Pin Removal Punches

Pin Removal Punches

Strike with a hammer to loosen and remove pins and rivets

Combination Square Blades

Combination Square Blades

Connect to a combination square head to create a combination square

Center Punch/Angle Indicators

Center Punch/Angle Indicators

Find the center of pipe and other parts and determine setup angles on milling machines and grinders

Robot Tool Calibration Styli

Robot Tool Calibration Styli

Calibrate robot arm movement for precision in tasks such as attaching fasteners

Squares

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

Index Plungers

Align parts that have mating bushings for more precision than standard spring plungers

Signs

Everything from accident prevention to traffic control to exit signs

Circuit Breaker Boxes

Circuit Breaker Boxes

Hold a series of circuit breakers in line; also known as load centers

Slotted Bushings

Slotted Bushings

Pair with a standard bushing to prevent alignment pins from binding in your fixture

Safety Data Sheet Stations

Safety Data Sheet Stations

Give employees access to Safety Data Sheets (SDS) and training booklets to meet OSHA standards

Lockout Procedure Stations

Lockout Procedure Stations

Store all of your lockout safety procedure forms in one place

Vise Tube Holders

Vise Tube Holders

Grip tubing in place while you cut, flare, or expand the end

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