Thread Hobs | McMaster-Carr

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Chromium Carbide (CrC) Coated

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RoHS

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

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Drill Bit Size

6,197 Products

Fabricating and Machining

Gear Cutters

Mill spur gears with a 14 1/2° pressure angle

96 products

Taps

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

3,003 products

Dies

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

740 products

Tap and Die Wrench Sets

Switch between internal and external threading with interchangeable tap and die adapters

4 products

Tap, Die, and Drill Bit Sets

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

1 product

Tap and Die Sets

Cut and repair internal and external threads in many sizes

15 products

Tap, Die, and Thread File Sets

Repair internal and external threads in a range of sizes

1 product

Pipe Threader Dies

Install in the die head on your Ridgid pipe threader to cut external pipe and conduit threads

75 products

Pipe Threader Die Heads

Attach to your Ridgid ratcheting or electric threader to cut external pipe and conduit threads

21 products

Pipe Threader Die Head Wrenches

Pair with a Ridgid die head and dies to cut pipe and conduit threads

3 products

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

15 products

Thread Repair Tools

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

6 products

Die Wrenches

Grip dies so you can turn them by hand

8 products

Tap Extensions

Extend the length of your tap to cut in hard-to-reach areas

15 products

Pipe Threaders

Cut external threads in pipe and conduit with ratcheting action or electric power

8 products

Lathe Tools

Shape workpieces as they rotate on a lathe

3 products

Scissors

Cut through a wide range of materials from paper and plastic to carpet and Kevlar

19 products

Drill Taps

Drill and thread holes with the same bit

96 products

Tap Collets

Hold your tap firmly in a collet chuck or tap holder to create internal threads in workpieces

164 products

Lubricating

Machining and Fabricating Lubricants

Keep cutting tools cool, lubricated, and rust free; also flush out shavings to avoid damage

89 products

Fastening and Joining

Wood Screws

Fasten material to wood or pieces of wood to each other

45 products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

1,671 products

Threaded Inserts

Create new threads or repair stripped threads

34 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

7 products

Flange Nuts

The flange distributes pressure, so you don't need a washer

4 products

Drywall Screws

Fasten panels of drywall to materials such as wood, metal, and drywall

60 products