Round Cutters | McMaster-Carr

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Shank Type

Shape

Round with Keyways

For Use On

Aluminum Honeycomb

Wood with Nails

Aluminum Laminate

Cut Style

Corner Rounding

Double Chamfering

Mill Diameter

Shank Diameter

Number of Flutes

Material

Aluminum Bronze

Beryllium Copper

Carbide-Tipped Steel

Cubic Boron Nitride

Stainless Steel

System of Measurement

Overall Length

Length of Cut

Finish

Aluminum Chromium Nitride (AlCrN) Coated

Aluminum Non-Ferrous (ANF) Coated

Aluminum Titanium Nitride (AlTiN) Coated

Diamondlike Carbon (DLC) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Aluminum Silicon Nitride (TiAlSiN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Diboride (TiB2) Coated

Titanium Nitride (TiN) Coated

Drill Bit Size

Chamfer Angle

Sold As

Flute Type

Diamond Pattern

Number of Milling Ends

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Tip Style

Blade Shape

Tip Shape

Blade Type

Protected Rotary

Retracting Rotary

How can we improve?

22,220 Products

Fabricating and Machining

End Mills

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

Fly Cutters

Machine wide cuts on flat surfaces and leave a smoother finish than face mills

Router Bits

Attach to routers and CNC machines to cut grooves, chamfers, and other detailed shapes

Burs

Cut excess material to smooth surfaces and holes using a rotary power tool like a die grinder

Deburring Tools

Deburring Tools

Changeable or fixed cutting blades shave rough edges from surfaces, holes, and pipe

Deburring Bits

Remove sharp points from straight edges, holes, and pipe with a bit screwdriver

Lathe Tools

Shape workpieces as they rotate on a lathe

Counterbores

Enlarge the top of a hole to install socket and hex head screws flush with the surface

Countersinks

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

Countersink Extensions

Countersink Extensions

Lengthen the reach of threaded-shank countersinks

Countersunk Hole Repair Tools

Countersunk Hole Repair Tools

Lightly shear off material to repair and clean out holes for machining between centers

Center Drills

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

Thread Mills

Install in a CNC machine to cut a range of internal and external threads with a single tool

Tap and Die Sets

Tap and Die Sets

Cut and repair internal and external threads in many sizes

Tap and Drill Bit Sets

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

Dies

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

Taps

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

Drill Bits

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

Reamer Drill Bits

Reamer Drill Bits

Drill and finish holes in one pass

Plug Cutters

Form wood plugs to conceal fastener heads in counterbored holes

Counterbore Drill Bits

Counterbore Drill Bits

A single bit drills and creates a flat surface for the head of a socket head cap screw

Countersink Drill Bits

Countersink Drill Bits

A single bit drills and creates an angled surface so oval and flat screw heads sit flush

Hole Punches

Punch holes in metal, plastic, and fabric

Chisel Bits

Pair with powered hammers or needle scalers to chip material off of workpieces

Chisels

Chip and trim material off of metal, wood, and masonry

Utility Knives

Make quick, shallow cuts; often used to open boxes and packages

Fabric Cutters

Precisely cut fabric such as burlap, nylon, and Kevlar

Broaches

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

Reamers

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

Rotary Tool Cutting Bits

Rotary Tool Cutting Bits

Pair with rotary tools to cut holes, slots, and shapes in workpieces

Hollow-Core Cutter Arbor Adapters

Hollow-Core Cutter Arbor Adapters

Modify hollow-core cutters to fit larger arbors on drill presses and milling machines

Milling Machine Tool Holders

Milling Machine Tool Holders

Connect boring bars and other cutting tools to milling machines

Lathe Tool Holder Bushings

Lathe Tool Holder Bushings

Increase the diameter of drill bits and other shank-style cutting tools to fit CNC lathe tool blocks

Oscillating Tool Blades

Oscillating Tool Blades

Replace the blade on your oscillating tool

Fastening and Joining

Fabric Fastener Installation Tools

Fabric Fastener Installation Tools

Install fabric snaps and grommets

Building and Machinery Hardware

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

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