HSS
Our standard HSS tap selection covers Screw & Fractional sizing, Metric threads, Pipe & Pulley Thread Forming taps, and Straight Spiral Flute styles for improved chip control. HSS taps remain the standard choice for general-purpose threading work across a wide range of materials and shop setups, from manual tapping to lower-speed machine tapping.
As with the rest of our tap line, every HSS tap is manufactured in the USA using domestic materials, with same-day shipping on in-stock sizes and a 97% fill rate.
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Size Shank Diameter Overall Length H Limit D Limit NC / NF Square Size Square Length Thread Length Number of Lube Grooves Number of Flutes Style Material Coating In Stock Sku Price Quantity 5-40 0.141 1-15/16 H2 3 Taper, Plug, Bottoming HSS TIN Call $18.32 -
8-32 0.168 2-1/8 H3 4 Plug HSS TIN 86 $8.75 -
3/4-14 0.9063 3-1/4 5 NPT - Interrupted HSS STEAM OXIDE 15 $129.01 -
1/2-14 0.6875 3-1/8 4 NPT HSS TIN 22 $69.31 -
4-48 0.141 1-7/8 H3 0 Plug HSS TiN Call $11.97 -
1/4-20 0.255 2-1/2 H2 3 Hand Plug HSS Uncoated 20 $17.78 -
5/16-18 0.318 2-23/32 H3 3 High Spiral HSS Uncoated 23 $23.05 -
3/4-10 0.59 6 H3 NC .442 11/16 2 3 Spiral Point Plug HSS Uncoated 10 $161.34 -
1-1/2-11-1/2 1.5 4-1/4 7 NPTF Dryseal - Interrupted HSS Uncoated 9 $292.61 -
1-1/4-11-1/2 1.3125 4 5 NPTF Dryseal HSS Uncoated 21 $185.79 -
M7 X 1.0 0.318 2-23/32 D5 2 Spiral Point Plug HSS Uncoated 75 $9.65 -
M10 X 1.5 0.381 2-15/16 D6 4 Taper, Plug, Bottoming HSS Uncoated 21 $45.65 -
M6 X 1.0 0.255 2-1/2 D5 4 Taper HSS Uncoated 100 $7.43 -
5/8-11 0.633 12 H3 4 Pulley HSS Uncoated 15 $129.67 -
1/2-13 0.367 3-3/8 H3 3 STI - Spiral Point Plug HSS Uncoated 30 $37.19 -
1/4-28 0.255 2-12 H3 2 Spiral Point Bottoming HSS Uncoated 22 $11.55 -
2-64 0.141 1-3/4 H1 2 Spiral Point Plug HSS Uncoated 18 $9.41 -
8-36 0.168 2-1/8 H2 4 Bottoming HSS NIT/ST Call $3.17 -
4-36 0.141 1-7/8 H2 3 Plug HSS STEAM OXIDE Call $4.21 -
2-56 0.141 1-3/4 H1 3 Plug HSS Uncoated 27 $10.56 -
1-1/2-11-1/2 1.5 4-1/4 7 NPTF Dryseal - Interrupted HSS TIN 5 $290.97 -
1-1/4-11-1/2 1.3125 4 5 NPTF Dryseal HSS TIN Call $146.58 -
M10 X 1.5 0.381 2-15/16 D6 4 Taper, Plug, Bottoming HSS TIN Call $44.52 -
M7 X 1.0 0.318 2-23/32 D5 4 Plug HSS TIN 24 $13.49 -
8-32 0.168 2-1/8 H3 4 Bottoming HSS TIN 10 $8.75 -
3/4-14 0.9063 3-1/4 5 NPT - Interrupted HSS TIN 13 $146.83 -
1/2-14 0.6875 3-1/8 4 NPT HSS STEAM OXIDE 37 $60.86 -
M7 X 1.0 0.318 2-23/32 D5 2 Spiral Point Plug HSS TIN 21 $13.49 -
1/4-20 8.141 1-7/16 H2 3 Hand Bottoming HSS Uncoated 100 $17.78 -
5/16-24 0.318 2-23/32 H3 3 High Spiral HSS Uncoated 46 $23.05 -
3/4-16 0.59 6 H3 NF .442 11/16 2 3 Spiral Point Plug HSS Uncoated 16 $161.34 -
M6 X 1.0 0.255 2-1/2 D5 4 Plug HSS Uncoated 100 $7.43 -
4-48 0.141 1-7/8 H3 0 Bottoming HSS TiN 7 $22.02 -
3/4-10 0.759 10 H3 4 Pulley HSS Uncoated 8 $179.07 -
1/2-20 0.367 3-3/8 H3 3 STI - Spiral Point Plug HSS Uncoated 19 $37.19 -
5/16-18 0.318 2-23/32 H3 2 Spiral Point Bottoming HSS Uncoated 100 $12.42 -
2-64 0.141 1-3/4 H2 2 Spiral Point Plug HSS Uncoated 100 $13.03 -
8-36 0.168 2-1/8 H2 4 Plug HSS NIT/ST Call $3.17 -
5-44 0.141 1-15/16 H2 3 Taper, Plug, Bottoming HSS Uncoated 4 $14.52 -
4-36 0.141 1-7/8 H2 3 Bottoming HSS STEAM OXIDE Call $4.21 -
2-56 0.141 1-3/4 H2 2 Plug HSS Uncoated 49 $10.56 -
M12 X 1.25 0.367 3-3/8 D5 4 Bottoming HSS TIN 24 $29.77 -
M8 X 1.25 0.318 2-23/32 D5 4 Taper HSS TIN 19 $13.49 -
10-24 0.194 2-3/8 H3 4 Taper HSS TIN 18 $9.24 -
4-48 0.141 1-7/8 H5 0 Plug HSS TiN Call $11.97 -
1/4-28 0.255 2-1/2 H2 3 Hand Plug HSS Uncoated 23 $17.78 -
3/8-16 0.381 2-15/16 H3 3 High Spiral HSS Uncoated 43 $26.56 -
2-11-1/2 1.875 4-1/2 7 NPTF Dryseal - Interrupted HSS Uncoated 5 $375.57 -
1-1/2-11-1/2 1.5 4-1/4 7 NPTF Dryseal HSS Uncoated 2 $180.51 -
1-11-1/2 1.125 3-3/4 5 NPT - Interrupted HSS Uncoated 35 $183.64 -
3/4-14 0.9063 3-1/4 5 NPT HSS Uncoated 100 $78.05 -
M8 X 1.25 0.318 2-23/32 D5 2 Spiral Point Plug HSS Uncoated 100 $9.65 -
M12 X 1.25 0.367 3-3/8 D5 4 Taper, Plug, Bottoming HSS Uncoated 19 $53.65 -
M6 X 1.0 0.255 2-1/2 D5 4 Bottoming HSS Uncoated 100 $7.43 -
3/4-10 0.759 12 H3 4 Pulley HSS Uncoated 9 $154.45 -
5/16-24 0.318 2-23/32 H3 2 Spiral Point Bottoming HSS Uncoated 74 $12.42 -
2-64 0.141 1-3/4 H2 2 Spiral Point Plug HSS STEAM OXIDE 15 $13.82 -
10-24 0.194 2-3/8 H3 4 Bottoming HSS NIT/ST 19 $5.94 -
6-32 0.141 2 H1 3 Taper, Plug, Bottoming HSS Uncoated 15 $17.98 -
4-40 0.141 1-7/8 H2 3 Taper HSS STEAM OXIDE 100 $7.01 -
2-56 0.141 1-3/4 H2 3 Plug HSS Uncoated 29 $9.78 -
2-11-1/2 1.875 4-1/2 7 NPTF Dryseal - Interrupted HSS TIN 6 $418.52 -
1-1/2-11-1/2 1.5 4-1/4 7 NPTF Dryseal HSS TIN 1 $193.50 -
M12 X 1.25 0.367 3-3/8 D5 4 Taper, Plug, Bottoming HSS TIN Call $52.19 -
M8 X 1.25 0.318 2-23/32 D5 4 Plug HSS TIN 16 $13.49 -
10-24 0.194 2-3/8 H3 4 Plug HSS TIN 21 $9.24 -
1-11-1/2 1.125 3-3/4 5 NPT - Interrupted HSS STEAM OXIDE 16 $197.41 -
3/4-14 0.9063 3-1/4 5 NPT HSS TIN 19 $97.56 -
M8 X 1.25 0.318 2-23/32 D5 2 Spiral Point Plug HSS TIN 100 $13.49 -
1/4-28 9.141 1-7/17 H2 3 Hand Bottoming HSS Uncoated 23 $17.78 -
3/8-24 0.381 2-15/16 H3 3 High Spiral HSS Uncoated 16 $26.56 -
M7 X 1.0 0.318 2-23/32 D5 4 Taper HSS Uncoated 41 $7.43 -
4-48 0.141 1-7/8 H5 0 Bottoming HSS TiN Call $11.97 -
3-48 0.141 1-13/16 H1 2 Spiral Point Plug HSS Uncoated 80 $9.36 -
10-24 0.194 2-3/8 H3 4 Plug HSS NIT/ST 22 $5.94 -
6-32 0.141 2 H2 3 Taper, Plug, Bottoming HSS Uncoated 19 $16.79 -
4-40 0.141 1-7/8 H2 3 Plug HSS STEAM OXIDE 100 $7.01 -
2-56 0.141 1-3/4 H1 3 Bottoming HSS Uncoated 52 $10.56 -
M8 X 1.25 0.318 2-23/32 D5 4 Bottoming HSS TIN 24 $13.49 -
10-24 0.194 2-3/8 H3 4 Bottoming HSS TIN 15 $9.24 -
1-11-1/2 1.125 3-3/4 5 NPT - Interrupted HSS TIN 7 $223.14 -
3/4-14 0.9063 3-1/4 5 NPT HSS STEAM OXIDE 57 $85.64 -
5-40 0.141 1-15/16 H3 0 Plug HSS TiN 11 $22.02 -
5/16-18 0.318 2-23/32 H3 4 Hand Plug HSS Uncoated 100 $19.18 -
7/16-14 0.323 3-5/32 H3 3 High Spiral HSS Uncoated 22 $39.83 -
2-11-1/2 1.875 4-1/2 7 NPTF Dryseal HSS Uncoated 23 $245.53 -
M10 X 1.5 0.381 2-15/16 D6 3 Spiral Point Plug HSS Uncoated 100 $16.04 -
M12 X 1.75 0.367 3-3/8 D6 4 Taper, Plug, Bottoming HSS Uncoated 5 $53.65 -
M7 X 1.0 0.318 2-23/32 D5 4 Plug HSS Uncoated 100 $7.43 -
3-48 0.141 1-13/16 H2 2 Spiral Point Plug HSS Uncoated 29 $9.36 -
10-32 0.194 2-3/8 H3 4 Bottoming HSS NIT/ST 100 $5.94 -
6-32 0.141 2 H3 3 Taper, Plug, Bottoming HSS Uncoated 8 $16.79 -
4-40 0.141 1-7/8 H2 3 Bottoming HSS STEAM OXIDE 100 $7.01 -
2-56 0.141 1-3/4 H2 2 Bottoming HSS Uncoated 33 $10.56 -
2-11-1/2 1.875 4-1/2 7 NPTF Dryseal HSS TIN 11 $258.43 -
M12 X 1.75 0.367 3-3/8 D6 4 Taper, Plug, Bottoming HSS TIN Call $52.19 -
M10 X 1.25 0.381 2-15/16 D5 4 Taper HSS TIN 20 $25.28 -
6-32 0.141 2 H3 3 Taper, Plug, Bottoming HSS TIN Call $14.04 -
10-32 0.194 2-3/8 H3 4 Taper HSS TIN 24 $9.24 -
M10 X 1.5 0.381 2-15/16 D6 3 Spiral Point Plug HSS TIN 100 $22.48