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HSS Tap Set
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HSS Tap Set

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

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
  1. 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
View
Size Thread Pitch Tap Type Item # Availability Price Quantity UOM
1/4 20 Taper, Plug, Bottom TAPS025-20S In Stock $24.81116/EA EA
1/4 28 Taper, Plug, Bottom TAPS025-28S In Stock $24.81116/EA EA
5/16 18 Taper, Plug, Bottom TAPS031-18S In Stock $29.21267/EA EA
5/16 24 Taper, Plug, Bottom TAPS031-24S In Stock $29.19814/EA EA
3/8 16 Taper, Plug, Bottom TAPS037-16S In Stock $30.29279/EA EA
3/8 24 Taper, Plug, Bottom TAPS037-24S In Stock $30.29279/EA EA
7/16 14 Taper, Plug, Bottom TAPS043-14S In Stock $61.15991/EA EA
7/16 20 Taper, Plug, Bottom TAPS043-20S In Stock $61.14865/EA EA
1/2 13 Taper, Plug, Bottom TAPS050-13S In Stock $59.95214/EA EA
1/2 20 Taper, Plug, Bottom TAPS050-20S In Stock $59.95214/EA EA
9/16 12 Taper, Plug, Bottom TAPS056-12S In Stock $105.427/EA EA
9/16 18 Taper, Plug, Bottom TAPS056-18S In Stock $105.427/EA EA
5/8 11 Taper, Plug, Bottom TAPS062-11S In Stock $113.16804/EA EA
5/8 18 Taper, Plug, Bottom TAPS062-18S In Stock $113.16804/EA EA
3/4 10 Taper, Plug, Bottom TAPS075-10S In Stock $152.74565/EA EA
3/4 16 Taper, Plug, Bottom TAPS075-16S In Stock $152.75482/EA EA
7/8 9 Taper, Plug, Bottom TAPS087-09S In Stock $240.08264/EA EA
7/8 14 Taper, Plug, Bottom TAPS087-14S In Stock $240.07347/EA EA
1 8 Taper, Plug, Bottom TAPS100-08S In Stock $302.25895/EA EA
1 14 Taper, Plug, Bottom TAPS100-14S In Stock $302.25895/EA EA
#4 40 Taper, Plug, Bottom TAPS4-40S 2-4 Working Days $37.84029/EA EA
#6 32 Taper, Plug, Bottom TAPS6-32S In Stock $26.67877/EA EA
#6 40 Taper, Plug, Bottom TAPS6-40S In Stock $26.67877/EA EA
#8 32 Taper, Plug, Bottom TAPS8-32S In Stock $26.67877/EA EA
#8 36 Taper, Plug, Bottom TAPS8-36S In Stock $26.67877/EA EA
#10 24 Taper, Plug, Bottom TAPS10-24S In Stock $26.67877/EA EA
#10 32 Taper, Plug, Bottom TAPS10-32S In Stock $26.67877/EA EA
#12 24 Taper, Plug, Bottom TAPS12-24S In Stock $27.44529/EA EA
#12 28 Taper, Plug, Bottom TAPS12-28S In Stock $27.44044/EA EA