Extension Taps | McMaster-Carr

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For Threading

Compressed Gas Connection Threads

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573 Products

Taps

For Fastener Threads

Long-Reach Taps

Thread holes that are hard to access or where obstructions make it difficult to turn a tap wrench

101 products

Long-Reach Chip-Clearing Taps

Push out chips while threading holes that are hard to reach or obstructed

25 products

Taps

Cut threads into holes in most metals and plastic so screws, bolts, and rods fit snugly

237 products

Miniature Taps

Our tiniest taps cut threads in electronics and small precision instruments

3 products

Chip-Clearing Taps for Steel and Stainless Steel

Made of a high-vanadium alloy for hardness and wear resistance

11 products

Chip-Clearing Taps

Remove long, stringy chips to produce cleaner threads than standard taps

10 products

Tap Sets

A variety of taps for threading holes so screws, bolts, and rods fit snugly

42 products

Left-Hand Thread Tap Sets

A variety of taps to create a snug fit with left-hand fasteners

11 products

Left-Hand Thread Taps

Create left-hand threads that prevent counter-clockwise rotating parts from loosening

41 products

For Pipe and Conduit Threads

Long-Reach Pipe and Conduit Taps

Extend your reach and bypass obstructions to thread holes in pipe and conduit

10 products

Pipe and Conduit Taps

Add internal threads to pipe and conduit or components such as manifolds

6 products

For Helical Inserts

Helical Insert Taps

Match the size of helical inserts so they fit tightly when installed

79 products

For Acme and Trapezoidal Threads

Trapezoidal Thread Taps

The metric version of Acme taps create the threads found on lead screw nuts and linear actuators

7 products

Left-Hand Acme Thread Taps

Thread holes for left-hand Acme fasteners that secure counter-clockwise rotating parts

10 products

Acme Thread Taps

Create the broad Acme threads found on lead screw nuts, linear actuators, and other moving components

10 products

For Coil Threads

Coil Thread Taps

Produce wide, shallow threads that permit quick assembly and are often used in concrete forming equipment

1 product

For Compressed Gas Connection Threads

Compressed Gas Connection Taps

Cut threads for natural gas cylinders and valves

1 product

Other Products

Drill Taps

Drill and thread holes with the same bit

9 products