Spark Plug Taps | McMaster-Carr

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Drill Taps

Taps

Thread Repair Tools

System of Measurement

Thread Pitch

Thread Size

For Use On

Thread Direction

Chamfer Type

Sold As

Thread Type

Flute Type

For Hole Type

Drill Bit Size

Material

Shank Type

For Threading

Tap Sizes Included

1 each of sizes M3 × 0.5 mm, M4 × 0.7 mm, M5 × 0.8 mm, M6 × 1.0 mm, M8 × 1.25 mm, and M10 × 1.5 mm

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

5 each of sizes M3 × 0.50 mm, M3 × 0.60 mm, M4 × 0.70 mm, M4 × 0.75 mm, M5 × 0.80 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 × 0.90 mm, M6 × 1.00 mm, M6.3 × 1.00 mm, M7 × 1.00 mm, M8 × 1.00 mm, M8 × 1.25 mm

M6 × 1.00 mm, M8 × 1.25 mm, M10 × 1.50 mm, M12 × 1.75 mm, and M16 × 2.00 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

M10

M12

M12 × 1.25 mm, M12 × 1.50 mm, and M12 × 1.75 mm, 1 each of sizes M14 × 1.25 mm, M14 × 1.50 mm

M14

M14 × 2.00 mm, M16 × 1.50 mm, M16 × 2.00 mm, M18 × 2.50 mm, M20 × 2.50 mm, and M24 × 3.00 mm

M16

Finish

Black Oxide

Chromium Carbide (CrC) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

Uncoated

Number of Flutes

Pitch Diameter Limit

Maximum Tapping Depth

Number of Tapping Ends

RoHS

REACH

DFARS Specialty Metals

Exempt

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

EAR99

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162 Products

Taps

For Spark Plug Threads

Spark Plug Taps

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

3 products

For Fastener Threads

Taps

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

37 products

Tap Sets

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

6 products

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

1 product

2-in-1 Taps

Start threading a hole with one end of these taps and finish it with the other

1 product

Hex-Bit Taps

No tap wrench needed—just snap into a bit screwdriver

1 product

Hex-Bit Tap Sets

A range of tap sizes that snap into a bit screwdriver

1 product

Left-Hand Thread Taps

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

99 products

Left-Hand Thread Tap Sets

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

24 products

Chip-Clearing Taps

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

7 products

Chip-Clearing Taps for Steel and Stainless Steel

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

3 products

Chip-Clearing Tap Sets

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

2 products

Chip-Clearing Taps for Nickel

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

2 products

For Pipe and Conduit Threads

Pipe and Conduit Taps

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

1 product

Other Products

Thread Repair Tools

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

1 product

Drill Taps

Drill and thread holes with the same bit

1 product