2-56 Taps | McMaster-Carr

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Thread Size

For Use On

Stainless Steel

Chamfer Type

Thread Length

Flute Type

Maximum Tapping Depth

Number of Flutes

Tap Sizes Included

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

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

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

For Hole Type

Overall Length

Pitch Diameter Limit

Thread Type

Sold As

Material

18-8 Stainless Steel

System of Measurement

Finish

Chromium Carbide (CrC) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

Drill Bit Decimal Size Equivalent

Thread Direction

Drill Bit Size

REACH

Shank Type

Number of Pieces

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

For Threading

Fastener Threads

How can we improve?

41 Products

Taps

For Fastener Threads

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

Taps

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

Tap Sets

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

Chip-Clearing Taps

Chip-Clearing Taps

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

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 for Aluminum, Brass, and Bronze

Chip-Clearing Taps for Aluminum, Brass, and Bronze

Long, gummy strands from soft metals won’t get stuck on the tap or in the hole

Chip-Clearing Taps for Titanium

Chip-Clearing Taps for Titanium

Cut through tough titanium alloys while reducing heat and preventing clogs

Long-Reach Chip-Clearing Taps

Long-Reach Chip-Clearing Taps

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

Chip-Clearing Taps for Nickel

Chip-Clearing Taps for Nickel

Avoid heat buildup that can deform material and prematurely wear taps when threading nickel alloys

Other Products

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Locknuts

Hold fasteners in place to prevent loosening from vibration

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