Insert the square shank of these tools into the slot of a boring tool holder and use them to enlarge existing holes to precise diameters.

The long steel shank on these tools can reach farther inside the workpiece than standard boring tools.

Form concave or convex edges on a workpiece.

Cut small grooves inside a workpiece for insertion and removal of O-rings.

An extra-long shank provides additional reach.

The carbide tip brazed onto the ground steel shanks of these tools is more wear resistant than high-speed steel.

A carbide tip brazed onto a ground steel shank makes these tools less brittle than solid carbide tools.

Contour the interior wall of a hollow workpiece.

Use these tools to enlarge existing holes to precise diameters.

Constructed of a carbide tip brazed onto a ground steel shank, these tools are more wear resistant than high-speed steel tools.

Made of an abrasion-resistant carbide designed for turning cast iron, these inserts will last longer than inserts for multiple materials.

Heat resistant and shaped for turning stainless steel specifically, these inserts will last longer than inserts for multiple materials.

Cut aluminum, copper, brass, and other non-ferrous materials with these premium inserts.

When it's time to replace the screws in a carbide insert holder, use the reference number on your holder to find the right size.

Combine a holder and carbide insert to perform cutoff and grooving tasks on a lathe.

Cut square corner grooves in a workpiece or cut completely through a part.

Install these inserts into a compatible holder to cut external or internal threads on a workpiece.

Combine a carbide insert with a compatible internal profiling holder to create a tool that can contour the interior wall of a hollow workpiece.

Replace Torx keys and screws for boring carbide insert holders with coolant hole.

Fasten carbide inserts directly to these end mills for a hold that's strong enough to handle the high speeds of a CNC machine. Replaceable carbide-insert end mills reduce waste and cost in high-volume jobs—when the cutting edges dull, replace the carbide inserts instead of the entire end mill.

Use these tools with low-horsepower, manual milling machines. They have clamps for holding inserts that do not have a mounting hole. Replaceable carbide-insert end mills reduce waste and cost in high-volume jobs—when the cutting edges dull, replace the carbide inserts instead of the entire end mill.

Four flutes with a 35° helix angle provide a smooth finish on nickel alloys, such as Monel, Inconel, and Hastelloy.

These end mills have an extended neck with a reduced diameter that prevents them from rubbing against your workpiece when deep milling.

Serrations along the cutting edge act as chip breakers, so these end mills can remove large amounts of material at high speeds.

Intersecting flutes create a fine finish, making these end mills good for operations requiring light stock removal, such as deburring, profiling, and finishing.

Also known as NC tolerance end mills, these carbide end mills have oversize mill diameter tolerances. They're sized to match standard high-speed steel end mills, so you can use them as longer-lasting replacements without changing the size of the cut.

Variable spacing between the flutes reduces vibration, allowing these end mills to provide fast cuts, smooth finishes, and long tool life. They have a high helix angle and a wear-resistant coating for excellent shearing and chip removal in stainless steel and titanium.

Serrations along the cutting edge act as chip breakers, so these end mills can remove large amounts of material at high speeds without sacrificing tool life.

For longer tool life and a better finish in general purpose milling applications, these solid carbide end mills are harder, stronger, and more wear resistant than high-speed steel and cobalt steel end mills.

A diamond or diamondlike coating on these end mills makes them good for machining abrasive material, such as carbon fiber, fiberglass, and graphite.

Variable spacing between the flutes reduces vibration, allowing these end mills to provide fast cuts, smooth finishes, and long tool life. They have a 90° corner for milling square corners in slots, pockets, and edges.

A fine-point tip cuts lettering, designs, and logos in a variety of metals and composites, such as aluminum, fiberglass, and titanium.

These tools have a tapered profile and rounded cutting edge for making smooth contours on intricate, three-dimensional shapes. They're also known as taper degree end mills. Made of solid carbide, they're harder, stronger, and more wear resistant than high-speed steel for the longest life and best finish on hard material.

Made of solid carbide, these end mills are harder, stronger, and more wear resistant than cobalt steel for the longest life and best finish on hard material. A 90° pointed tip allows them to be used for drilling as well as for slotting, profiling, chamfering, and spotting cuts.

When one end wears out, switch to the opposite end for two times the life of a standard carbide end mill. Made of solid carbide, these end mills are harder, stronger, and more wear resistant than high-speed steel and cobalt steel for the longest life and best finish on hard material. Use them to round sharp corners on the edge of your workpiece.

Cut dovetail notches into your workpiece for use with our Dovetail Milling-Machine Vises.

Made of solid carbide, these end mills are harder, stronger, and more wear resistant than high-speed steel and cobalt steel for the longest life and best finish on hard material. The teeth are angled on both sides so you can make top and bottom chamfer cuts without having to flip the workpiece.

Made of solid carbide, these cutters are harder, stronger, and more wear resistant than high-speed steel and cobalt steel for the longest life and best finish on hard material. They mill precise notches in rotary shafts to fit machine keys and can also be used for slot milling.

When one end wears out, switch to the opposite end for two times the life of a standard carbide end mill. Made of solid carbide, these end mills are harder, stronger, and more wear resistant than high-speed steel for the longest life and best finish on hard material.

A diamond coating on these end mills allows them to machine abrasive material, such as carbon fiber, fiberglass, and graphite.

Get speed and longevity when cutting keyseats with these carbide end mills that have staggered teeth.

Flutes have a low helix angle to provide the cutting forces required for difficult-to-machine material, such as tool steel, hardened steel, and iron.

With a wear-resistant titanium-aluminum-nitride (TiAlN) coating, these end mills provide excellent shearing and chip removal in stainless steel and titanium.

With a mill diameter less than 1/8", these end mills are great for precise, detailed work such as in electronics, mold making, and medical-device manufacturing.

Variable spacing between the flutes reduces vibration, allowing these end mills to provide fast cuts, smooth finishes, and long tool life. Made of solid carbide, they are harder, stronger, and more wear resistant than high-speed steel and cobalt steel for the longest life and best finish on hard material.

Offering two times the life of a standard carbide end mill, the end mills in these sets have two milling ends so you can switch to the opposite end when one end wears out. Made of solid carbide, they're harder, stronger, and more wear resistant than high-speed steel for the longest life and best finish on hard material.

The end mills in these sets have one milling end and a standard shank. Made of solid carbide, they're harder, stronger, and more wear resistant than high-speed steel for the longest life and best finish on hard material.

For smooth contour carving in wood, plastic, and aluminum, these bits have a ball-nose design.

The diamond-pattern flutes and cutting edges produce a fine finish on composite material.

Cut layers of material flush to one another. All bits have a pilot to guide cuts.

The cutting edges have a shallow angle to carve hard and soft foam. With a square cut style, these bits create slots, pockets, and edges.

Cut square slots, pockets, and edges in plastic.

Also known as screw-machine and stub-length bits, these provide maximum rigidity for drilling straighter holes than jobbers'-length drill bits.

Specially-designed flutes keep these bits centered as they drill, resulting in straighter, rounder holes with tighter tolerances. Also known as double-margin drill bits.

The parabolic spiral flutes lift chips out of the hole, reducing clogging and improving coolant flow.

Also known as screw-machine and stub-length bits, these provide maximum rigidity for drilling straighter holes than jobbers'-length drill bits.

Drill long, straight holes with these bits. Channels in the bit allows coolant to flow through the tool for more efficient chip evacuation. Also known as gun drills.

Multiple cutting edges on the tip allow these bits to drill quickly through natural stone, granite, and other hard, abrasive material.

Harder, stronger, and more wear resistant than cobalt steel, solid-carbide bits maintain their sharp edges longer. They require rigid toolholding to prevent breakage and should not be used in hand-held drilling applications.

Harder, stronger, and more wear resistant than carbide-tipped steel, solid-carbide bits maintain their sharp edges longer. They require rigid toolholding to prevent breakage and should not be used in hand-held drilling applications.

Harder, stronger, and more wear resistant than high-speed steel, solid-carbide bits maintain their sharp edges longer. They require rigid toolholding to prevent breakage and should not be used in hand-held drilling applications.

The spear-shaped point drills smoothly through glass and ceramic.

The SDS-Max shank has three deep slots and two shallow slots for use with SDS-Max-drive rotary hammers.

Bore clean, flat bottom holes in soft wood, veneer, and laminates.

Use these bits with handheld power drills and hammer drills set to rotary-only mode.

Use these bits with handheld power drills, drill presses, and hammer drills.

The SDS-Plus shank has two deep slots and two shallow slots for use with SDS-Plus-drive rotary hammers.

These bits allow you to easily switch to another size by changing only the bit body. They are hollow and cut with their outside edge for drilling holes larger than 1 1/2" in diameter.

Drill holes up to 1 1/2" in diameter.

These bits allow you to easily switch to another size by changing only the bit body. They are hollow and cut with their outside edge for drilling holes larger than 1 1/2" in diameter.

A more controlled chip removal reduces heat buildup. Use these bits on brittle material such as block and brick.

More wear resistant than cobalt steel and high-speed steel, carbide-tipped bits maintain a sharper, harder edge at high temperatures for excellent performance on abrasive material, such as plastic. Because they aren’t as brittle as solid carbide bits, they can be used in less rigid setups, such as a hand-held drill.

The SDS-Plus shank has two deep slots and two shallow slots for use with SDS-Plus-drive rotary hammers.

A more controlled chip removal reduces heat buildup. Use these bits on brittle materials such as block and brick.

For the highest accuracy and longest tool life, these solid-carbide bits are harder, stronger, and more wear resistant than high-speed steel, cobalt steel, and carbide-tipped bits.

Best for grinding composites, fiberglass, plaster, plastic, rubber, and wood without generating heat, these sets include a selection of our most popular tungsten carbide bits.

The diamond abrasive in these bits is extremely hard and lasts longer than tungsten carbide. For longer tool life and improved finish, use a water- or oil-soluble mist or coolant.

Sets contain an assortment of tools for grinding, sanding, and cutting on small surface areas.

The bits in these sets have rubber blended into the abrasive, which cushions during grinding to produce a smooth to extra-smooth surface texture.

The abrasive grains in these bits are blended with rubber, which cushions during grinding to produce a smoother surface texture than other bits with similar grits.

The perforated honeycomb pattern cuts carbide, ceramics, and glass without the need for cleaning.

Typically used with cylindrical, surface, and ID grinders, these wheels are specially designed to grind the inside diameter of workpieces.

A nickel-coated diamond grit and synthetic resin bond make these wheels extremely hard and wear resistant.

Designed to stand up to heavy use, these wheels remove more material than our general purpose grinding wheels.

Silicon carbide cuts through concrete and stone without generating much heat. Wheels are also known as Type 27 wheels, raised-hub wheels, and grinding discs.

Multiple layers of nylon mesh embedded with abrasive provide a cushioned grind. Also known as unitized discs or wheels.