Taps for Hardened Steel | McMaster-Carr

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System of Measurement

Thread Size

For Use On

Stainless Steel

Material

Chamfer Type

Number of Flutes

Maximum Tapping Depth

Thread Pitch

Flute Type

Overall Length

Thread Type

For Hole Type

Finish

Aluminum Titanium Nitride (AlTiN) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

Sold As

Thread Direction

Right Hand and Left Hand

Tap Sizes Included

0-80, 1-64, 1-72, 2-56, 2-64, 3-48, 3-56, 4-40, 4-48

1/4"-20, 1/4"-28, 5/16"-18, 5/16"-24, 3/8"-16, 3/8"-24, 7/16"-14, 7/16"-20, 1/2"-13, and 1/2"-20

5-40, 5-44, 6-32, 6-40, 8-32, 8-36, 10-24, 10-32, 12-24, and 12-28

6-40, 8-36, 10-24, 10-32, 1/4"-28, 5/16"-24, 3/8"-24, 7/16"-20, and 1/2"-20

M2.5 × 0.45 mm, M3 × 0.5 mm, M3.5 × 0.6 mm, M4 × 0.7 mm

M3 × 0.50 mm, M4 × 0.70 mm, M5 × 0.80 mm, M6 × 1.00 mm, M8 × 1.25 mm, M10 × 1.50 mm, and M12 × 1.75 mm

M5 × 0.8 mm, M6 × 1.00 mm, M8 × 1.25 mm, M10 × 1.5 mm, and M12 × 1.75 mm

Shank Type

Pitch Diameter Limit

Application

Thread Repairing

Drill Bit Size

Drill Bit Decimal Size Equivalent

REACH

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

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171 Products

Taps

For Fastener Threads

Taps

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

Chip-Clearing Tap Sets

Chip-Clearing Tap Sets

A range of sizes that remove chips so they don’t ruin the threads or jam the tap

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

Chip-Clearing Pipe and Conduit Taps for Steel and Stainless Steel

Chip-Clearing Pipe and Conduit Taps for Steel and Stainless Steel

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

For Coil Threads

Coil Thread Taps

Coil Thread Taps

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

Other Products

Tap and Drill Bit Sets

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

Thread Mills

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

Thread-Repairing Files

Thread-Repairing Files

Spot fix rusted and damaged threads along screws, pipe, or conduit

Thread Repair Tools

Thread Repair Tools

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

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