M18 Taps | McMaster-Carr

Filter by

System of Measurement

Thread Pitch

Thread Size

For Use On

Stainless Steel

Tap Sizes Included

5 each of sizes M3 × 0.50 mm, M3 × 0.60 mm, M4 × 0.70 mm, M4 × 0.75 mm, M5 × 0.80 mm

M5 × 0.90 mm, M6 × 1.00 mm, M6.3 × 1.00 mm, M7 × 1.00 mm, M8 × 1.00 mm, M8 × 1.25 mm

M9 × 0.75 mm, M9 × 1.00 mm, M9 × 1.25 mm, M10 × 1.00 mm, M10 × 1.25 mm, M10 × 1.50 mm, M11 × 1.50 mm

Thread Type

Metric Trapezoidal

Chamfer Type

For Hole Type

Thread Direction

Application

Thread Repairing

Sold As

Die Sizes Included

Component

Flute Type

Number of Pieces

Material

18-8 Stainless Steel

Container Type

Shank Type

Overall Length

Number of Flutes

Drill Bit Size

Pipe Size

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

RoHS

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58 Products

Taps

For Fastener Threads

Tap Sets

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

Taps

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

Chip-Clearing Taps for Steel and Stainless Steel

Chip-Clearing Taps for Steel and Stainless Steel

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

Chip-Clearing Taps

Chip-Clearing Taps

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

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

For Acme and Trapezoidal Threads

Trapezoidal Thread Taps

Trapezoidal Thread Taps

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

For Spark Plug Threads

Spark Plug Taps

Spark Plug Taps

Repair damaged or worn threads in engines so spark plugs fit securely

For Pipe and Conduit Threads

Pipe and Conduit Taps

Pipe and Conduit Taps

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

For Helical Inserts

Helical Insert Taps

Helical Insert Taps

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

Other Products

Tap and Die Sets

Tap and Die Sets

Cut and repair internal and external threads in many sizes

Thread Repair Tools

Thread Repair Tools

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

Tap Extractors

Grip the flutes on a broken tap to remove it without damaging the surrounding threads

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

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