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Home > Cutting Tools > Taps and Dies > HSS Tap Set > #6-40 HIGH SPEED STEEL TAP SET

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Item #: TAPS6-40S

#6-40 HIGH SPEED STEEL TAP SET

$29.88506/EA

Quantity	Price
Quantity	Price
1	$29.88506/ EA
380	$29.88506/ EA
1520	$23.21974/ EA
6080	$17.21554/ EA

Qty

In Stock

Product Specification
Dimensional Specifications
Tap Drill Chart

Dimensional Specifications

Dimensional SpecificationsHSS Tap Set

Tap Size	Thread	Drill Size	% of Thread	Overall Length	Length of Thread	Number of Flutes
0	80	3/64	71-81	1 11/16	3/8	2
1	64	53	59-67	1 11/16	3/8	2
1	72	53	67-75	1 11/16	3/8	2
2	56	50	62-69	1 3/4	7/16	3
2	64	50	70-79	1 3/4	7/16	3
3	48	5/64	70-77	1 13/16	1/2	3
3	56	46	69-78	1 13/16	1/2	3
4	40	43	65-71	1 7/8	9/16	3
4	48	42	61-68	1 7/8	9/16	3
5	40	38	65-72	1 5/16	5/8	3
5	44	37	63-71	1 5/16	5/8	3
6	32	36	71-78	2	11/16	3
6	40	33	69-77	2	11/16	3
8	32	29	62-69	2 1/8	3/4	4
8	36	29	70-78	2 1/8	3/4	4
10	24	25	69-75	2 3/8	7/8	4
10	32	21	68-79	2 3/8	7/8	4
12	24	16	66-72	2 3/8	15/16	4
12	28	15	70-78	2 3/8	15/16	4
1/4	20	7	70-75	2 1/2	1	4
1/4	28	3	72-80	2 1/2	1	4
5/16	18	F	72-77	2 23/32	1 1/8	4
5/16	24	1	67-75	2 23/32	1 1/8	4
3/8	16	5/16	72-77	2 15/16	1 1/4	4
3/8	24	Q	71-79	2 15/16	1 1/4	4
7/16	14	U	70-75	3 5/32	1 7/16	4
7/16	20	25/64	65-72	3 5/32	1 7/16	4
1/2	13	27/64	73-78	3 3/8	1 21/32	4
1/2	20	29/64	65-72	3 3/8	1 21/32	4
9/16	12	31/64	68-72	3 19/32	1 21/32	4
9/16	18	33/64	58-65	3 19/32	1 21/32	4
5/8	11	17/32	75-79	3 13/16	1 13/16	4
5/8	18	37/64	58-65	3 13/16	1 13/16	4
3/4	10	21/32	68-72	4 1/4	2	4
3/4	16	11/16	71-77	4 1/4	2	4
7/8	9	49/64	72-76	4 11/16	2 7/32	4
7/8	14	13/16	62-67	4 11/16	2 7/32	4
1	8	7/8	73-77	5 1/8	2 1/2	4
1	12	59/64	67-75	5 1/8	2 1/2	4
1	14	15/16	61-67	5 1/8	2 1/2	4
1 1/8	7	63/64	72-76	5 7/16	2 9/16	4
1 1/8	12	1 3/16	66-72	5 7/16	2 9/16	4
1 1/4	7	1 7/64	76	5 3/4	2 9/16	4
1 1/4	12	1 11/64	72	5 3/4	2 9/16	6
1 3/8	6	1 7/32	72	6 1/16	3	4
1 3/8	12	1 19/64	72	6 1/16	3	6
1 1/2	6	1 11/32	72	6 3/8	3	4
1 1/2	12	1 27/64	72	6 3/8	3	6

All dimensions are in inches.

Tap Drill Chart

Tap Drill Chart

Tap Size	Drill Size	Probable % Thread
M3-0.5	40	70-79
5-40	38	65-72
5-44	37	63-71
M3.5-0.6	33	72-81
6-32	36	71-78
6-40	33	69-77
M4-0.7	3.25 mm	74-82
8-32	29	62-69
8-36	29	70-78
10-24	25	69-75
10-32	21	68-76
M5-0.8	4.2 mm	69-77
12-24	16	66-72
12-28	15	70-78
M6-1.0	10	76-84
1/4-20	7	70-75
1/4-28	3	72-80
5/16-18	F	72-77
5/16-24	I	67-75
M8-1.25	6.7 mm	74-80
3/8-16	5/16	72-77
3/8-24	Q	71-79
M10-1.50	8.4 mm	76-82
7/16-14	U	70-75
7/16-20	25/64	65-72
M12-1.75	13/32	69-74
1/2-13	27/64	73-78
1/2-20	29/64	65-72

Tap Size	Drill Size	Probable % Thread
M14-2.0	15/32	76-81
9/16-12	31/64	68-72
9/16-18	33/64	58-65
5/8-11	17/32	75-79
5/8-18	37/64	58-65
M16-2.0	35/64	76-81
3/4-10	21/32	68-72
3/4-16	11/16	71-77
M20-2.5	11/16	74-78
7/8-9	49/64	72-76
7/8-14	13/16	62-67
M24-3.0	53/64	72-76
1-8	7/8	73-77
1-12	59/64	67-72
1-14	15/16	61-67
1-1/8-7	63/64	72-76
1-1/8-8	1	76
1-1/8-12	1-3/16	66-72
M30-3.5	1-3/64	75
1-1/4-7	1-7/64	76
1-1/4-8	1-1/8	76
1-1/4-12	1-11/64	72
1-3/8-6	1-7/32	72
1-3/8-12	1-19/64	72
M36-4.0	1-1/4	82
1-1/2-6	1-11/32	72
1-1/2-8	1-3/8	76
1-1/2-12	1-27/64	72

NPT Tap Size	Taper Pipe Drill Size	Straight Pipe Drill Size
1/8-27	R	11/32
1/4-18	7/16	7/16
3/8-18	37/64	37/64
1/2-14	45/64	23/32
3/4-14	59/64	59/64
1-11.5	1-5/32	1-5/32
1-1/4-11.5	1-31/64	1-1/2
1-1/2-11.5	1-47/64	1-3/4
2-11.5	2-7/32	2-7/32