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 M14 X 2.0 0.429 3-19/32 D7 4 Plug HSS TIN 9 $44.49 -
5/16-18 0.318 2-23/32 H3 4 Taper HSS TIN 20 $12.29 -
6-40 0.141 2 H5 1 Plug HSS TiN Call $9.87 -
M24 X 3.0 0.76 4-29/32 D8 4 Taper, Plug, Bottoming HSS Uncoated Call $247.67 -
M12 X 1.75 0.367 3-3/8 D6 4 Bottoming HSS Uncoated 21 $17.86 -
4-48 0.141 1-7/8 H2 2 Spiral Point Plug HSS STEAM OXIDE 67 $9.28 -
3/8-24 0.381 2-15/16 H3 4 Bottoming HSS NIT/ST 32 $8.87 -
12-24 0.22 2-3/8 H3 4 Taper, Plug, Bottoming HSS Uncoated 19 $16.79 -
8-32 0.168 2-1/8 H3 4 Taper HSS STEAM OXIDE 100 $5.74 -
4-36 0.141 1-7/8 H2 3 Bottoming HSS Uncoated Call $3.65 -
M24 X 3.0 0.76 4-29/32 D8 4 Taper, Plug, Bottoming HSS TIN Call $242.37 -
M14 X 2.0 0.429 3-19/32 D7 4 Bottoming HSS TIN 19 $44.49 -
12-24 0.22 2-3/8 H3 4 Taper, Plug, Bottoming HSS TIN Call $15.73 -
5/16-18 0.318 2-23/32 H3 4 Plug HSS TIN 24 $12.29 -
M14 X 1.5 0.429 3-19/32 D6 4 Taper HSS Uncoated 33 $26.47 -
6-40 0.141 2 H5 1 Bottoming HSS TiN Call $9.87 -
4-48 0.141 1-7/8 H2 2 Spiral Point Plug HSS NIT/ST 33 $9.49 -
3/8-24 0.381 2-15/16 H3 4 Plug HSS NIT/ST 88 $8.87 -
8-32 0.168 2-1/8 H3 4 Plug HSS STEAM OXIDE 100 $5.74 -
4-40 0.141 1-7/8 H1 3 Taper HSS Uncoated 70 $6.68 -
M16 X 1.5 0.48 3-13/16 D6 4 Taper HSS TIN 5 $54.35 -
5/16-18 0.318 2-23/32 H3 4 Bottoming HSS TIN 30 $12.29 -
8-32 0.168 2-1/8 H3 1 Plug HSS TiN 15 $19.18 -
M27 X 3.0 0.896 5-1/8 D8 4 Taper, Plug, Bottoming HSS Uncoated Call $232.47 -
M14 X 1.5 0.429 3-19/32 D6 4 Plug HSS Uncoated 81 $26.47 -
5-40 0.141 1-15/16 H1 2 Spiral Point Plug HSS Uncoated 56 $8.54 -
7/16-14 0.323 3-5/32 H3 4 Bottoming HSS NIT/ST 65 $15.26 -
12-28 0.22 2-3/8 H3 4 Taper, Plug, Bottoming HSS Uncoated 8 $17.98 -
8-32 0.168 2-1/8 H3 4 Bottoming HSS STEAM OXIDE 100 $5.74 -
4-40 0.141 1-7/8 H2 3 Taper HSS Uncoated 100 $6.27 -
M27 X 3.0 0.896 5-1/8 D8 4 Taper, Plug, Bottoming HSS TIN Call $418.93 -
M16 X 1.5 0.48 3-13/16 D6 4 Plug HSS TIN 9 $54.35 -
12-28 0.22 2-3/8 H3 4 Taper, Plug, Bottoming HSS TIN Call $17.32 -
5/16-24 0.318 2-23/32 H3 4 Taper HSS TIN 6 $12.29 -
M14 X 1.5 0.429 3-19/32 D6 4 Bottoming HSS Uncoated 63 $26.47 -
8-32 0.168 2-1/8 H3 1 Bottoming HSS TiN 23 $19.18 -
5-40 0.141 1-15/16 H2 2 Spiral Point Plug HSS Uncoated 100 $7.51 -
7/16-14 0.323 3-5/32 H3 4 Plug HSS NIT/ST 24 $15.26 -
8-36 0.168 2-1/8 H2 4 Taper HSS STEAM OXIDE 80 $5.94 -
4-40 0.141 1-7/8 H1 2 Plug HSS Uncoated 100 $6.89 -
M16 X 1.5 0.48 3-13/16 D6 4 Bottoming HSS TIN 6 $54.35 -
5/16-24 0.318 2-23/32 H3 4 Plug HSS TIN 29 $12.29 -
8-32 0.168 2-1/8 H5 1 Plug HSS TiN 17 $19.18 -
M30 X 3.5 1.021 5-7/16 D9 4 Taper, Plug, Bottoming HSS Uncoated Call $296.88 -
M14 X 2.0 0.429 3-19/32 D7 4 Taper HSS Uncoated 72 $26.47 -
5-40 0.141 1-15/16 H2 2 Spiral Point Plug HSS STEAM OXIDE 34 $8.21 -
7/16-20 0.323 3-5/32 H3 4 Bottoming HSS NIT/ST 34 $14.85 -
1/4-20 0.255 2-1/2 H1 4 Taper, Plug, Bottoming HSS Uncoated 23 $21.32 -
8-36 0.168 2-1/8 H2 4 Plug HSS STEAM OXIDE 100 $5.94 -
4-40 0.141 1-7/8 H1 3 Plug HSS Uncoated 100 $6.68 -
M30 X 3.5 1.021 5-7/16 D9 4 Taper, Plug, Bottoming HSS TIN Call $534.99 -
M16 X 2.0 0.48 3-13/16 D7 4 Taper HSS TIN 11 $54.35 -
5/16-24 0.318 2-23/32 H3 4 Bottoming HSS TIN 23 $12.29 -
M14 X 2.0 0.429 3-19/32 D7 4 Plug HSS Uncoated 60 $26.47 -
8-32 0.168 2-1/8 H5 1 Bottoming HSS TiN 17 $19.18 -
5-40 0.141 1-15/16 H2 2 Spiral Point Plug HSS NIT/ST 20 $8.46 -
7/16-20 0.323 3-5/32 H3 4 Plug HSS NIT/ST 56 $14.85 -
1/4-20 0.255 2-1/2 H2 4 Taper, Plug, Bottoming HSS Uncoated 13 $21.32 -
8-36 0.168 2-1/8 H2 4 Bottoming HSS STEAM OXIDE 19 $5.94 -
4-40 0.141 1-7/8 H2 2 Plug HSS Uncoated 24 $6.68 -
M16 X 2.0 0.48 3-13/16 D7 4 Plug HSS TIN 24 $54.35 -
3/8-16 0.381 2-15/16 H3 4 Taper HSS TIN 78 $13.94 -
8-32 0.168 2-1/8 H7 1 Plug HSS TiN 100 $19.18 -
5-40 0.141 1-15/16 H2 2 Spiral Point Plug HSS TIN 22 $11.88 -
M33 X 3.5 1.108 5-3/4 D9 4 Taper, Plug, Bottoming HSS Uncoated Call $296.11 -
M14 X 2.0 0.429 3-19/32 D7 4 Bottoming HSS Uncoated 76 $26.47 -
1/2-13 0.367 3-3/8 H3 4 Bottoming HSS NIT/ST 100 $15.84 -
1/4-20 0.255 2-1/2 H3 4 Taper, Plug, Bottoming HSS Uncoated 77 $16.79 -
10-24 0.194 2-3/8 H3 4 Taper HSS STEAM OXIDE 9 $5.94 -
4-40 0.141 1-7/8 H2 3 Plug HSS Uncoated 100 $6.27 -
M33 X 3.5 1.108 5-3/4 D9 4 Taper, Plug, Bottoming HSS TIN Call $533.58 -
M16 X 2.0 0.48 3-13/16 D7 4 Bottoming HSS TIN 16 $54.35 -
1/4-20 0.255 2-1/2 H3 4 Taper, Plug, Bottoming HSS TIN Call $16.02 -
3/8-16 0.381 2-15/16 H3 4 Plug HSS TIN 41 $13.94 -
5-40 0.141 1-15/16 H2 2 Spiral Point Plug HSS ALTiN Call $12.62 -
M16 X 1.5 0.48 3-13/16 D6 4 Taper HSS Uncoated 42 $32.21 -
8-32 0.168 2-1/8 H7 1 Bottoming HSS TiN 29 $19.18 -
1/2-13 0.367 3-3/8 H3 4 Plug HSS NIT/ST 66 $15.84 -
10-24 0.194 2-3/8 H3 4 Plug HSS STEAM OXIDE 100 $5.94 -
4-40 0.141 1-7/8 H1 3 Bottoming HSS Uncoated 100 $6.68 -
M18 X 1.5 0.542 4-1/32 D6 4 Taper HSS TIN 10 $73.02 -
3/8-16 0.381 2-15/16 H3 4 Bottoming HSS TIN 71 $13.94 -
8-36 0.168 2-1/8 H3 1 Plug HSS TiN 17 $19.18 -
M36 X 4.0 1.233 6-1/16 D9 4 Taper, Plug, Bottoming HSS Uncoated Call $375.53 -
M16 X 1.5 0.48 3-13/16 D6 4 Plug HSS Uncoated 29 $32.21 -
5-44 0.141 1-15/16 H2 2 Spiral Point Plug HSS Uncoated 100 $8.54 -
1/2-20 0.367 3-3/8 H3 4 Bottoming HSS NIT/ST 24 $17.90 -
1/4-28 0.255 2-1/2 H3 4 Taper, Plug, Bottoming HSS Uncoated 100 $16.79 -
10-24 0.194 2-3/8 H3 4 Bottoming HSS STEAM OXIDE 100 $5.94 -
4-40 0.141 1-7/8 H2 2 Bottoming HSS Uncoated 31 $6.68 -
M36 X 4.0 1.233 6-1/16 D9 4 Taper, Plug, Bottoming HSS TIN Call $676.71 -
M18 X 1.5 0.542 4-1/32 D6 4 Plug HSS TIN 15 $73.02 -
1/4-28 0.255 2-1/2 H3 4 Taper, Plug, Bottoming HSS TIN Call $16.02 -
3/8-24 0.381 2-15/16 H3 4 Taper HSS TIN 3 $13.94 -
M16 X 1.5 0.48 3-13/16 D6 4 Bottoming HSS Uncoated 21 $32.21 -
8-36 0.168 2-1/8 H3 1 Bottoming HSS TiN 10 $19.18 -
5-44 0.141 1-15/16 H2 2 Spiral Point Plug HSS STEAM OXIDE 83 $9.28 -
1/2-20 0.367 3-3/8 H3 4 Plug HSS NIT/ST 22 $17.90 -
10-32 0.194 2-3/8 H3 4 Taper HSS STEAM OXIDE 12 $5.94 -
4-40 0.141 1-7/8 H2 3 Bottoming HSS Uncoated 100 $6.27