Hardened Steel Cutters | McMaster-Carr

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Aluminum Chromium Nitride (AlCrN) Coated

Aluminum Titanium Chromium Nitride (AlTiCrN) Coated

Aluminum Titanium Nitride (AlTiN) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Aluminum Oxygen Nitride (TiAlON) Coated

Titanium Aluminum Silicon Nitride (TiAlSiN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

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12,072 Products

End Mills

Dovetail End Mills

High-Speed Steel Dovetail End Mills

High-Speed Steel Dovetail End Mills

Cut dovetail slots in most material, from aluminum to steel

Cobalt Steel Dovetail End Mills

Cobalt Steel Dovetail End Mills

Run faster with less wear than high-speed steel end mills when cutting hard material

Carbide Dovetail End Mills for Dovetail Milling Vises

Carbide Dovetail End Mills for Dovetail Milling Vises

Cut dovetail notches into your workpiece for use with our dovetail milling-machine vises

T-Slot End Mills

High-Speed Steel T-Slot End Mills

High-Speed Steel T-Slot End Mills

Machine slots in workholding surfaces made of most material, from aluminum to steel

Carbide-Tipped T-Slot End Mills

Carbide-Tipped T-Slot End Mills

Stay sharper and harder at hotter temperatures than plain high-speed steel end mills

Carbide Square End Mills

Carbide Square End Mills

Carbide Square End Mills

Harder, stronger, and more wear resistant than high-speed steel and cobalt steel end mills

Miniature Carbide Square End Mills

Miniature Carbide Square End Mills

Less than 1/8" diameter for electronics and other precision applications

Fast-Cut Carbide Square End Mills

Fast-Cut Carbide Square End Mills

Reduce vibration for fast cuts, smooth finishes, and long tool life

Oversize-Tolerance Carbide Square End Mills

Oversize-Tolerance Carbide Square End Mills

Replace standard high-speed steel end mills for a longer life without changing the size of the cut

Fast-Cut Roughing Carbide Square End Mills

Fast-Cut Roughing Carbide Square End Mills

Remove large amounts of material quickly and reduce vibration in high-volume jobs

Finishing Carbide Square End Mills

Finishing Carbide Square End Mills

Intersecting flutes create a fine finish for light stock removal, such as deburring

Fast-Cut Carbide Square End Mills with Chamfer Corner

Fast-Cut Carbide Square End Mills with Chamfer Corner

Chamfered for a stronger cutting edge than standard carbide square end mills

Roughing Carbide Square End Mills

Roughing Carbide Square End Mills

Serrations along the cutting edge remove large amounts of material at high speeds

Long-Reach Fast-Cut Carbide Square End Mills with Chamfer Corner

Long-Reach Fast-Cut Carbide Square End Mills with Chamfer Corner

Chamfered for an extra-strong cutting edge and won't rub against workpieces when deep milling

Fast-Cut Carbide Square End Mills for Tool Steel, Hardened Steel, and Iron

Fast-Cut Carbide Square End Mills for Tool Steel, Hardened Steel, and Iron

Extremely hard, wear resistant, and temperature resistant for cutting tough-to-machine metal

Carbide Square End Mills with Chamfer Corner for Stainless Steel and Titanium

Carbide Square End Mills with Chamfer Corner for Stainless Steel and Titanium

Chamfered for an extra-strong cutting edge when milling stainless steel and titanium

Chamfering End Mills

Carbide Chamfering End Mills

Carbide Chamfering End Mills

Harder, stronger, and more wear resistant than high-speed steel chamfering end mills

High-Speed Steel Chamfering End Mills

High-Speed Steel Chamfering End Mills

Create chamfer, bevel, and other angled cuts in everything from aluminum to steel

Carbide-Tipped Double-Chamfering End Mills

Carbide-Tipped Double-Chamfering End Mills

Stay sharper and harder at hotter temperatures than plain high-speed steel end mills

Fast-Cut Carbide Chamfering End Mills

Fast-Cut Carbide Chamfering End Mills

Reduce vibration for fast cuts, smooth finishes, and long tool life

Keyseat End Mills

Carbide Keyseat End Mills

Carbide Keyseat End Mills

Harder, stronger, and more wear resistant than high-speed steel and cobalt steel end mills

Fast-Cut Carbide Keyseat End Mills

Fast-Cut Carbide Keyseat End Mills

Remove more material at faster speeds than standard carbide end mills

Cobalt Steel Keyseat End Mills

Cobalt Steel Keyseat End Mills

Run faster with less wear than high-speed steel end mills when cutting hard material

Ball End Mills

Carbide Ball End Mills

Carbide Ball End Mills

Harder, stronger, and more wear resistant than high-speed steel and cobalt steel end mills

Miniature Carbide Ball End Mills

Miniature Carbide Ball End Mills

Less than 1/8" diameter for electronics and other precision applications

Long-Reach Carbide Ball End Mills for Mold Making

Long-Reach Carbide Ball End Mills for Mold Making

Prevent rubbing against your workpiece when deep milling

Carbide Ball End Mills for Mold Making

Carbide Ball End Mills for Mold Making

Cut channels with precise angles and dimensions, reducing the need for additional finishing

Carbide Ball End Mills for Tool Steel, Hardened Steel, and Iron

Carbide Ball End Mills for Tool Steel, Hardened Steel, and Iron

Low helix angle cuts into tool steel and other difficult-to-machine metal

Fast-Cut Carbide Ball End Mills

Fast-Cut Carbide Ball End Mills

Reduce vibration for fast cuts, smooth finishes, and long tool life

Long-Reach Fast-Cut Carbide Ball End Mills

Long-Reach Fast-Cut Carbide Ball End Mills

Minimize vibration and prevent rubbing against your workpiece while deep milling

High-Speed Steel Ball End Mills

High-Speed Steel Ball End Mills

Cut rounded slots, slopes, and contours in most material, from aluminum to steel

Cubic Boron Nitride Ball End Mills for Tool Steel and Hardened Steel

Cubic Boron Nitride Ball End Mills for Tool Steel and Hardened Steel

Make small, precise finishing cuts in tool steel and hardened steel

Cobalt Steel Ball End Mills

Cobalt Steel Ball End Mills

Run faster with less wear than high-speed steel end mills when cutting hard material

Carbide Ball End Mills with Two Milling Ends

Carbide Ball End Mills with Two Milling Ends

When one end wears out, switch to the other for twice the life of standard carbide end mills

Cobalt Steel Ball End Mills with Two Milling Ends

Cobalt Steel Ball End Mills with Two Milling Ends

When one end wears out, switch to the other for twice the life of standard cobalt steel end mills

Drill/Mill End Mills

Carbide Drill/Mill End Mills

Carbide Drill/Mill End Mills

Harder, stronger, and more wear resistant than cobalt steel end mills

Cobalt Steel Drill/Mill End Mills

Cobalt Steel Drill/Mill End Mills

Drill, chamfer, and cut slots in hard material at high speeds

Corner-Rounding End Mills

Carbide Corner-Rounding End Mills with Two Milling Ends

Carbide Corner-Rounding End Mills with Two Milling Ends

When one end wears out, switch to the other for twice the life of standard carbide end mills

Carbide Corner-Rounding End Mills

Carbide Corner-Rounding End Mills

Harder, stronger, and more wear resistant than high-speed steel and cobalt steel end mills

Cobalt Steel Corner-Rounding End Mills

Cobalt Steel Corner-Rounding End Mills

Run faster with less wear than high-speed steel end mills when cutting hard material

Undercutting End Mills

Undercutting End Mills

Undercutting End Mills

Reach into pockets to create undercuts

Tapered End Mills

Carbide Tapered Square End Mills

Carbide Tapered Square End Mills

Harder, stronger, and more wear resistant than high-speed steel and cobalt steel end mills

Carbide Tapered Ball End Mills

Carbide Tapered Ball End Mills

A rounded edge makes smooth contours in intricate, three-dimensional shapes

High-Speed Steel Square End Mills

High-Speed Steel Square End Mills

High-Speed Steel Square End Mills

Mill square slots, pocket, and edges in most material, from aluminum to steel

High-Speed Steel Square End Mills with Two Milling Ends

High-Speed Steel Square End Mills with Two Milling Ends

When one end wears out, switch to the other for twice the life

Convex-Radius End Mills

Carbide-Tipped Convex-Radius End Mills

Carbide-Tipped Convex-Radius End Mills

Stay sharper and harder at hotter temperatures than plain high-speed steel end mills

Cobalt Steel Square End Mills

Cobalt Steel Square End Mills

Cobalt Steel Square End Mills

Run faster with less wear than high-speed steel end mills when cutting hard material

Roughing Cobalt Steel Square End Mills

Roughing Cobalt Steel Square End Mills

Serrations along the cutting edge remove large amounts of material at high speeds

Cobalt Steel Square End Mills with Two Milling Ends

Cobalt Steel Square End Mills with Two Milling Ends

When one end wears out, switch to the other for twice the life of standard cobalt steel end mills

Engraving End Mills

Engraving End Mills

Engraving End Mills

Cut fine-point letters, numbers, and designs in everything from aluminum to titanium

Carbide Rounded-Edge Square End Mills

Fast-Cut Carbide Rounded-Edge Square End Mills

Fast-Cut Carbide Rounded-Edge Square End Mills

Reduce vibration for fast cuts, smooth finishes, and long tool life

Carbide Rounded-Edge Square End Mills

Carbide Rounded-Edge Square End Mills

Harder, stronger, and more wear resistant than high-speed steel and cobalt steel end mills

High-Feed Carbide Rounded-Edge Square End Mills

High-Feed Carbide Rounded-Edge Square End Mills

Increase productivity by making shallow cuts and thin chips that are easy to clear

Carbide Rounded-Edge Square End Mills for Copy Milling

Carbide Rounded-Edge Square End Mills for Copy Milling

Replicate the shape of complex parts

Miniature Carbide Rounded-Edge Square End Mills

Miniature Carbide Rounded-Edge Square End Mills

Less than 3 mm diameter for electronics and other precision applications

Long-Reach Fast-Cut Carbide Rounded-Edge Square End Mills

Long-Reach Fast-Cut Carbide Rounded-Edge Square End Mills

Minimize vibration and prevent rubbing against your workpiece while deep milling

Long-Reach Carbide Rounded-Edge Square End Mills for Copy Milling

Long-Reach Carbide Rounded-Edge Square End Mills for Copy Milling

Reach into molds and dies to replicate the shape of complex parts

Carbide Square End Mills with Two Milling Ends

Carbide Square End Mills with Two Milling Ends

Carbide Square End Mills with Two Milling Ends

When one end wears out, switch to the other for twice the life of standard carbide end mills

End Mill and Milling Cutter Sets

Carbide Square End Mill Sets

Carbide Square End Mill Sets

Harder, stronger, and more wear resistant than high-speed steel square end mills

Carbide Ball End Mill Sets with Two Milling Ends

Carbide Ball End Mill Sets with Two Milling Ends

When one end wears out, switch to the other for twice the life of standard carbide ball end mills

Carbide Ball End Mill Sets

Carbide Ball End Mill Sets

Harder, stronger, and more wear resistant than high-speed steel ball end mills

Drill/Mill End Mill Sets

Drill/Mill End Mill Sets

Drill, chamfer, and cut slots in hard material at high speeds

High-Speed Steel Square End Mill Sets

High-Speed Steel Square End Mill Sets

Cut square slots, pockets, and edges in most material, from aluminum to steel

Carbide Square End Mill Sets with Two Milling Ends

Carbide Square End Mill Sets with Two Milling Ends

When one end wears out, switch to the other for twice the life of standard carbide square end mills

High-Speed Steel Square End Mill Sets with Two Milling Ends

High-Speed Steel Square End Mill Sets with Two Milling Ends

When one end wears out, switch to the other for twice the life

Cobalt Steel Rounded-Edge Square End Mills

Cobalt Steel Rounded-Edge Square End Mills

Cobalt Steel Rounded-Edge Square End Mills

Good heat and wear resistance for milling hard material at high speeds

Other Products

Burs

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

Drill Bits

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

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

Slitting Saws

Pair with an arbor to cut narrow slots in workpieces

Thread Mills

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

Countersinks

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

End Mill Inserts

End Mill Inserts

Replace the cutting edge on your end mill insert holder instead of the entire tool

Face Mill Inserts

Face Mill Inserts

Pair with face milling insert holders to create custom face mills

End Mill Insert Holders

End Mill Insert Holders

Pair with inserts to create end mills that have a replaceable cutting edge

Face Mills

Flatten and smooth the surface of wide workpieces in high-speed, high-volume applications

Reamers

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

Tap and Drill Bit Sets

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

Center Drills

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

Taps

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

Countersunk Hole Repair Tools

Countersunk Hole Repair Tools

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

Band Saw Blades

Band Saw Blades

Replace the blade on your band saw

Lathe Tool Inserts

Lathe Tool Inserts

Pair with lathes to add cuts and grooves to workpieces

Deburring Blades

Deburring Blades

Scrape burs from flat surfaces and the edges of holes, sheets, and pipe using a changeable-blade tool

Thread Repair Tools

Thread Repair Tools

Restore lengths of rusted and damaged threads on screws, pipe, or conduit

Deburring Tools

Deburring Tools

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

Thread-Repairing Files

Thread-Repairing Files

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

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