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HSS Tap Set

High Speed Steel Straight Flute "Hand Taps" are the most popular and versatile style of taps in general machine tapping operations. They are for general use in production tapping or hand operations in a wide range of application material groups.

Taper: 7-10 pitch chamfer length. Starts the thread square with the workpiece.

Plug: 3-5 pitch chamfer length. Generally used in through holes.

Bottoming: 1-2 pitch chamfer length. Generates the thread to the bottom.

Sets: Contains 1 each of Taper, Plug, and Bottoming

Products
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 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

HSS Tap Set

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Size Tap Type Item # Availability Price Quantity UOM

1/4

Taper, Plug, Bottom

TAPS025-20S

In Stock

$30.62173/EA

See Quantity Discounts

1/4-20 HIGH SPEED STEEL TAP SET

$30.62173/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$30.62173/ EA

1/4

Taper, Plug, Bottom

TAPS025-28S

In Stock

$30.62173/EA

See Quantity Discounts

1/4-28 HIGH SPEED STEEL TAP SET

$30.62173/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$30.62173/ EA

5/16

Taper, Plug, Bottom

TAPS031-18S

In Stock

$36.05462/EA

See Quantity Discounts

5/16-18 HIGH SPEED STEEL TAP SET

$36.05462/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$36.05462/ EA

5/16

Taper, Plug, Bottom

TAPS031-24S

In Stock

$34.68913/EA

See Quantity Discounts

5/16-24 HIGH SPEED STEEL TAP SET

$34.68913/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$34.68913/ EA

3/8

Taper, Plug, Bottom

TAPS037-16S

In Stock

$37.41554/EA

See Quantity Discounts

3/8-16 HIGH SPEED STEEL TAP SET

$37.41554/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$37.41554/ EA

3/8

Taper, Plug, Bottom

TAPS037-24S

In Stock

$33.85417/EA

See Quantity Discounts

3/8-24 HIGH SPEED STEEL TAP SET

$33.85417/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$33.85417/ EA

7/16

Taper, Plug, Bottom

TAPS043-14S

In Stock

$69.76914/EA

See Quantity Discounts

7/16-14 HIGH SPEED STEEL TAP SET

$69.76914/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$69.76914/ EA

7/16

Taper, Plug, Bottom

TAPS043-20S

In Stock

$68.3277/EA

See Quantity Discounts

7/16-20 HIGH SPEED STEEL TAP SET

$68.3277/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$68.3277/ EA

1/2

Taper, Plug, Bottom

TAPS050-13S

In Stock

$71.17117/EA

See Quantity Discounts

1/2-13 HIGH SPEED STEEL TAP SET

$71.17117/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$71.17117/ EA

1/2

Taper, Plug, Bottom

TAPS050-20S

In Stock

$74.01464/EA

See Quantity Discounts

1/2-20 HIGH SPEED STEEL TAP SET

$74.01464/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$74.01464/ EA

9/16

Taper, Plug, Bottom

TAPS056-12S

In Stock

$125.15152/EA

See Quantity Discounts

9/16-12 HIGH SPEED STEEL TAP SET

$125.15152/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$125.15152/ EA

9/16

Taper, Plug, Bottom

TAPS056-18S

In Stock

$123.38843/EA

See Quantity Discounts

9/16-18 HIGH SPEED STEEL TAP SET

$123.38843/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$123.38843/ EA

5/8

Taper, Plug, Bottom

TAPS062-11S

In Stock

$139.72452/EA

See Quantity Discounts

5/8-11 HIGH SPEED STEEL TAP SET

$139.72452/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$139.72452/ EA

5/8

Taper, Plug, Bottom

TAPS062-18S

2-4 Working Days

$162.36915/EA

See Quantity Discounts

5/8-18 HIGH SPEED STEEL TAP SET

$162.36915/EA

Qty

2-4 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$162.36915/ EA

3/4

Taper, Plug, Bottom

TAPS075-10S

In Stock

$187.14601/EA

See Quantity Discounts

3/4-10 HIGH SPEED STEEL TAP SET

$187.14601/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$187.14601/ EA

3/4

Taper, Plug, Bottom

TAPS075-16S

In Stock

$188.59504/EA

See Quantity Discounts

3/4-16 HIGH SPEED STEEL TAP SET

$188.59504/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$188.59504/ EA

7/8

Taper, Plug, Bottom

TAPS087-09S

In Stock

$285.01377/EA

See Quantity Discounts

7/8-9 HIGH SPEED STEEL TAP SET

$285.01377/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$285.01377/ EA

7/8

Taper, Plug, Bottom

TAPS087-14S

In Stock

$258.5124/EA

See Quantity Discounts

7/8-14 HIGH SPEED STEEL TAP SET

$258.5124/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$258.5124/ EA

Taper, Plug, Bottom

TAPS100-08S

2-4 Working Days

$338.5124/EA

See Quantity Discounts

1-8 HIGH SPEED STEEL TAP SET

$338.5124/EA

Qty

2-4 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$338.5124/ EA

Taper, Plug, Bottom

TAPS100-14S

In Stock

$309.51515/EA

See Quantity Discounts

1-14 HIGH SPEED STEEL TAP SET

$309.51515/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$309.51515/ EA

Taper, Plug, Bottom

TAPS4-40S

In Stock

$46.76346/EA

See Quantity Discounts

#4-40 HIGH SPEED STEEL TAP SET

$46.76346/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$46.76346/ EA
480	$46.76346/ EA
1920	$36.33373/ EA
7680	$26.93849/ EA

Taper, Plug, Bottom

TAPS6-32S

In Stock

$29.88506/EA

See Quantity Discounts

#6-32 HIGH SPEED STEEL TAP SET

$29.88506/EA

Qty

In Stock

Product Detail

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

Taper, Plug, Bottom

TAPS6-40S

In Stock

$29.88506/EA

See Quantity Discounts

#6-40 HIGH SPEED STEEL TAP SET

$29.88506/EA

Qty

In Stock

Product Detail

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

Taper, Plug, Bottom

TAPS8-32S

2-4 Working Days

$31.66969/EA

See Quantity Discounts

#8-32 HIGH SPEED STEEL TAP SET

$31.66969/EA

Qty

2-4 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$31.66969/ EA
260	$31.66969/ EA
1040	$24.60635/ EA
4160	$18.2436/ EA

Taper, Plug, Bottom

TAPS8-36S

In Stock

$31.66969/EA

See Quantity Discounts

#8-36 HIGH SPEED STEEL TAP SET

$31.66969/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$31.66969/ EA
240	$31.66969/ EA
960	$24.60635/ EA
3840	$18.2436/ EA

#10

Taper, Plug, Bottom

TAPS10-24S

In Stock

$29.98878/EA

See Quantity Discounts

#10-24 HIGH SPEED STEEL TAP SET

$29.98878/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$29.98878/ EA
190	$29.98878/ EA
760	$23.30033/ EA
3040	$17.27529/ EA

#10

Taper, Plug, Bottom

TAPS10-32S

In Stock

$30.42952/EA

See Quantity Discounts

#10-32 HIGH SPEED STEEL TAP SET

$30.42952/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$30.42952/ EA
190	$30.42952/ EA
760	$23.64277/ EA
3040	$17.52919/ EA

#12

Taper, Plug, Bottom

TAPS12-24S

In Stock

$32.56827/EA

See Quantity Discounts

#12-24 HIGH SPEED STEEL TAP SET

$32.56827/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$32.56827/ EA

#12

Taper, Plug, Bottom

TAPS12-28S

In Stock

$29.08193/EA

See Quantity Discounts

#12-28 HIGH SPEED STEEL TAP SET

$29.08193/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$29.08193/ EA

HSS Tap Set

Technical Data

Dimensional Specifications

Dimensional SpecificationsHSS Tap Set

Tap Drill Chart

Tap Drill Chart

Tap Type

Size

Thread Pitch

Thread Type

Overall Length

1/4-20 HIGH SPEED STEEL TAP SET

1/4-28 HIGH SPEED STEEL TAP SET

5/16-18 HIGH SPEED STEEL TAP SET

5/16-24 HIGH SPEED STEEL TAP SET

3/8-16 HIGH SPEED STEEL TAP SET

3/8-24 HIGH SPEED STEEL TAP SET

7/16-14 HIGH SPEED STEEL TAP SET

7/16-20 HIGH SPEED STEEL TAP SET

1/2-13 HIGH SPEED STEEL TAP SET

1/2-20 HIGH SPEED STEEL TAP SET

9/16-12 HIGH SPEED STEEL TAP SET

9/16-18 HIGH SPEED STEEL TAP SET

5/8-11 HIGH SPEED STEEL TAP SET

5/8-18 HIGH SPEED STEEL TAP SET

3/4-10 HIGH SPEED STEEL TAP SET

3/4-16 HIGH SPEED STEEL TAP SET

7/8-9 HIGH SPEED STEEL TAP SET

7/8-14 HIGH SPEED STEEL TAP SET

1-8 HIGH SPEED STEEL TAP SET

1-14 HIGH SPEED STEEL TAP SET

#4-40 HIGH SPEED STEEL TAP SET

#6-32 HIGH SPEED STEEL TAP SET

#6-40 HIGH SPEED STEEL TAP SET

#8-32 HIGH SPEED STEEL TAP SET

#8-36 HIGH SPEED STEEL TAP SET

#10-24 HIGH SPEED STEEL TAP SET

#10-32 HIGH SPEED STEEL TAP SET

#12-24 HIGH SPEED STEEL TAP SET

#12-28 HIGH SPEED STEEL TAP SET