Left-Hand Thread Taps | McMaster-Carr

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Stainless Steel

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18-8 Stainless Steel

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Aluminum Titanium Nitride (AlTiN) Coated

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363 Products

Taps

For Fastener Threads

Left-Hand Thread Taps

Left-Hand Thread Taps

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

Left-Hand Thread Tap Sets

Left-Hand Thread Tap Sets

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

Left-Hand Thread Chip-Clearing Taps

Left-Hand Thread Chip-Clearing Taps

Prevent chip buildup when creating left-hand threads for counter-clockwise rotating parts

For Acme and Trapezoidal Threads

Left-Hand Acme Thread Taps

Left-Hand Acme Thread Taps

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

For Pipe and Conduit Threads

Left-Hand Pipe and Conduit Taps

Left-Hand Pipe and Conduit Taps

Make it easier to disconnect or join sections of pipe

For Helical Inserts

Left-Hand Thread Helical Insert Taps

Left-Hand Thread Helical Insert Taps

Size holes for installing helical inserts that anchor left-hand bolts and rods

Other Products

Thread Mills

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

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Tapping Heads

Back out of a hole after tapping it without stopping your machine's motor

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