Spark Plug Taps | McMaster-Carr

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System of Measurement

Thread Pitch

Thread Size

For Use On

Stainless Steel

Thread Direction

Thread Type

Chamfer Type

Sold As

Flute Type

Application

Thread Repairing

Drill Bit Size

For Hole Type

For Threading

Conduit Threads

Fastener Threads

Spark Plug Threads

Shank Type

Quick-Change Hex

Drill Bit Decimal Size Equivalent

Number of Flutes

Pitch Diameter Limit

Finish

Chromium Carbide (CrC) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

Material

High-Speed Steel

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

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

Number of Tapping Ends

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

162 Products

Taps

For Spark Plug Threads

Spark Plug Taps

Spark Plug Taps

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

For Fastener Threads

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

2-in-1 Taps

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

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

Left-Hand Thread Taps

Left-Hand Thread Taps

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

Hex-Bit Taps

No tap wrench needed—just snap into a bit screwdriver

Left-Hand Thread Tap Sets

Left-Hand Thread Tap Sets

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

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 Tap Sets

Chip-Clearing Tap Sets

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

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

Hex-Bit Tap Sets

Hex-Bit Tap Sets

A range of tap sizes that snap into a bit screwdriver

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

Other Products

Thread Repair Tools

Thread Repair Tools

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

Drill Taps

Drill and thread holes with the same bit

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