Tap Specifications Catalog

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Standard Specifications

National Standard Screw Sleeve Tap

Straight Flute Screw Sleeve Tap with Thick Shank

Straight FLUTE TAPS

Features

The thread standard conforms to GB/T24425.5-2009.

Straight FLUTE TAPS

Specifications

(unit: mm)

Thread Size	Pitch	L Overall length	l Thread Length	l1 Cutting Length	ln Length to neck	d₀ Shank diameter	K Square size	FLUTES
M3	0.5	53	13	4.5P	19.5	4.0	3.15	3
M4	0.7	58	16	4.5P	23.5	5.0	4.0	3
M5	0.8	66	19	4.5P	29	6.3	5.0	3

National Standard Screw Sleeve Tap

Straight Flute Screw Sleeve Tap with Thin Shank

Straight FLUTE TAPS

Features

The thread standard conforms to GB/T 24425.5-2009.

Straight FLUTE TAPS

Specifications

(unit: mm)

Thread Size	Pitch	L Overall length	l Thread Length	l1 Cutting Length	d₀ Shank diameter	K Square size	FLUTES
M6	1.0	72	22	4.5P	6.3	5.0	3
M8	1.0/1.25	80	24	4.5P	8.0	6.3	3/4
M10	1.0/1.25/1.5	89	29	4.5P	9.0	7.1	4
M12	1.25/1.5/1.75	95	30	4.5P	11.2	9.0	4
M14	1.25/1.5/2.0	102	32	4.5P	12.5	10.0	4
M16	1.5/2.0	112	37	4.5P	14.0	11.2	4
M18	1.5/2.0/2.5	118	38	4.5P	16.0	12.5	4
M20	1.5/2.0/2.5	118	38	4.5P	16.0	12.5	4

National Standard Screw Sleeve Tap

Spiral Flute Screw Sleeve Tap with Thick Shank

SPIRAL FLUTE TAPS

Features

The thread standard conforms to GB/T 24425.5-2009.

SPIRAL FLUTE TAPS

Specifications

(unit: mm)

Thread Size	Pitch	L Overall length	l Thread Length	l1 Cutting Length	ln Length to neck	d₀ Shank diameter	K Square size	FLUTES
M3	0.5	53	13	2.5P	19.5	4.0	3.15	3
M4	0.7	58	16	2.5P	23.5	5.0	4.0	3
M5	0.8	66	19	2.5P	29	6.3	5.0	3

National Standard Screw Sleeve Tap

Spiral Flute Screw Sleeve Tap with Thin Shank

SPIRAL FLUTE TAPS

Features

The thread standard conforms to GB/T 24425.5-2009.

SPIRAL FLUTE TAPS

Specifications

(unit: mm)

Thread Size	Pitch	L Overall length	l Thread Length	l1 Cutting Length	d₀ Shank diameter	K Square size	FLUTES
M6	1.0	72	22	2.5P	6.3	5.0	3
M8	1.0/1.25	80	24	2.5P	8.0	6.3	3
M10	1.0/1.25/1.5	89	29	2.5P	9.0	7.1	3
M12	1.25/1.5/1.75	95	30	2.5P	11.2	9.0	3
M14	1.25/1.5/2.0	102	32	2.5P	12.5	10.0	3/4
M16	1.5/2.0	112	37	2.5P	14.0	11.2	4
M18	1.5/2.0/2.5	118	38	2.5P	16.0	12.5	4
M20	1.5/2.0/2.5	118	38	2.5P	16.0	12.5	4