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 M18 X 1.5 0.542 4-1/32 D6 4 Bottoming HSS TIN 10 $73.02 -
3/8-24 0.381 2-15/16 H3 4 Plug HSS TIN 27 $13.94 -
10-24 0.194 2-3/8 H4 1 Plug HSS TiN 5 $17.40 -
M16 X 2.0 0.48 3-13/16 D7 4 Taper HSS Uncoated 16 $32.21 -
5-44 0.141 1-15/16 H2 2 Spiral Point Plug HSS NIT/ST 20 $6.81 -
9/16-12 0.429 3-19/32 H3 4 Bottoming HSS NIT/ST 33 $26.60 -
5/16-18 0.318 2-23/32 H2 4 Taper, Plug, Bottoming HSS Uncoated 15 $22.52 -
10-32 0.194 2-3/8 H3 4 Plug HSS STEAM OXIDE 32 $5.94 -
4-48 0.141 1-7/8 H2 3 Taper HSS Uncoated 75 $6.68 -
M18 X 2.5 0.542 4-1/32 D7 4 Taper HSS TIN 8 $73.02 -
3/8-24 0.381 2-15/16 H3 4 Bottoming HSS TIN 14 $13.94 -
M16 X 2.0 0.48 3-13/16 D7 4 Plug HSS Uncoated 100 $32.21 -
10-24 0.194 2-3/8 H4 1 Bottoming HSS TiN 44 $17.40 -
6-32 0.141 2 H1 2 Spiral Point Plug HSS Uncoated 47 $7.51 -
9/16-12 0.429 3-19/32 H3 4 Plug HSS NIT/ST 15 $26.60 -
5/16-18 0.318 2-23/32 H3 4 Taper, Plug, Bottoming HSS Uncoated 100 $20.21 -
10-32 0.194 2-3/8 H3 4 Bottoming HSS STEAM OXIDE 19 $5.94 -
4-48 0.141 1-7/8 H1 3 Plug HSS Uncoated Call $3.79 -
M18 X 2.5 0.542 4-1/32 D7 4 Plug HSS TIN 20 $73.02 -
5/16-18 0.318 2-23/32 H3 4 Taper, Plug, Bottoming HSS TIN Call $19.74 -
7/16-14 0.323 3-5/32 H3 4 Taper HSS TIN 4 $21.86 -
10-24 0.194 2-3/8 H6 1 Plug HSS TiN 12 $17.40 -
M16 X 2.0 0.48 3-13/16 D7 4 Bottoming HSS Uncoated 14 $32.21 -
6-32 0.141 2 H2 2 Spiral Point Plug HSS Uncoated 18 $6.40 -
9/16-18 0.429 3-19/32 H3 4 Bottoming HSS NIT/ST 25 $26.60 -
12-24 0.22 2-3/8 H3 4 Taper HSS STEAM OXIDE 77 $6.23 -
4-48 0.141 1-7/8 H2 3 Plug HSS Uncoated 62 $6.68 -
M18 X 2.5 0.542 4-1/32 D7 4 Bottoming HSS TIN 5 $73.02 -
7/16-14 0.323 3-5/32 H3 4 Plug HSS TIN 25 $21.86 -
M18 X 1.5 0.542 4-1/32 D6 4 Taper HSS Uncoated 18 $43.63 -
10-24 0.194 2-3/8 H6 1 Bottoming HSS TiN 23 $17.40 -
6-32 0.141 2 H3 2 Spiral Point Plug HSS Uncoated 100 $6.40 -
9/16-18 0.429 3-19/32 H3 4 Plug HSS NIT/ST 46 $26.60 -
5/16-24 0.318 2-23/32 H3 4 Taper, Plug, Bottoming HSS Uncoated 16 $20.21 -
12-24 0.22 2-3/8 H3 4 Plug HSS STEAM OXIDE 100 $6.23 -
4-48 0.141 1-7/8 H2 3 Bottoming HSS Uncoated 60 $6.68 -
M20 X 2.5 0.652 4-15/32 D7 4 Taper HSS TIN 9 $94.59 -
5/16-24 0.318 2-23/32 H3 4 Taper, Plug, Bottoming HSS TIN Call $19.74 -
7/16-14 0.323 3-5/32 H3 4 Bottoming HSS TIN 8 $21.86 -
10-32 0.194 2-3/8 H4 1 Plug HSS TiN 27 $17.40 -
M18 X 1.5 0.542 4-1/32 D6 4 Plug HSS Uncoated 38 $43.63 -
6-32 0.141 2 H7 2 Spiral Point Plug HSS Uncoated 40 $6.97 -
5/8-11 0.48 3-13/16 H3 4 Bottoming HSS NIT/ST 46 $31.96 -
12-24 0.22 2-3/8 H3 4 Bottoming HSS STEAM OXIDE 29 $6.23 -
5-40 0.141 1-15/16 H2 3 Taper HSS Uncoated 81 $6.27 -
M20 X 2.5 0.652 4-15/32 D7 4 Plug HSS TIN 19 $94.59 -
7/16-20 0.323 3-5/32 H3 4 Taper HSS TIN 11 $21.86 -
M18 X 1.5 0.542 4-1/32 D6 4 Bottoming HSS Uncoated 36 $43.63 -
10-32 0.194 2-3/8 H4 1 Bottoming HSS TiN 32 $17.40 -
6-32 0.141 2 H3 2 Spiral Point Plug HSS STEAM OXIDE 100 $7.18 -
5/8-11 0.48 3-13/16 H3 4 Plug HSS NIT/ST 14 $31.96 -
3/8-16 0.381 2-15/16 H2 4 Taper, Plug, Bottoming HSS Uncoated 1 $26.02 -
12-28 0.22 2-3/8 H3 4 Taper HSS STEAM OXIDE 70 $6.89 -
5-40 0.141 1-15/16 H1 3 Plug HSS Uncoated 24 $6.68 -
M20 X 2.5 0.652 4-15/32 D7 4 Bottoming HSS TIN 8 $94.59 -
7/16-20 0.323 3-5/32 H3 4 Plug HSS TIN 22 $21.86 -
10-32 0.194 2-3/8 H6 1 Plug HSS TiN 45 $17.40 -
M18 X 2.5 0.542 4-1/32 D7 4 Taper HSS Uncoated 18 $43.63 -
6-32 0.141 2 H3 2 Spiral Point Plug HSS NIT/ST 100 $7.39 -
5/8-18 0.48 3-13/16 H3 4 Bottoming HSS NIT/ST 52 $31.96 -
3/8-16 0.381 2-15/16 H3 4 Taper, Plug, Bottoming HSS Uncoated 75 $23.14 -
12-28 0.22 2-3/8 H3 4 Plug HSS STEAM OXIDE 23 $6.89 -
5-40 0.141 1-15/16 H2 2 Plug HSS Uncoated 34 $6.68 -
M24 X 3.0 0.76 4-29/32 D8 4 Taper HSS TIN 11 $100.28 -
3/8-16 0.381 2-15/16 H3 4 Taper, Plug, Bottoming HSS TIN Call $22.25 -
7/16-20 0.323 3-5/32 H3 4 Bottoming HSS TIN 2 $21.86 -
6-32 0.141 2 H3 2 Spiral Point Plug HSS TIN 100 $11.10 -
M18 X 2.5 0.542 4-1/32 D7 4 Plug HSS Uncoated 19 $43.63 -
10-32 0.194 2-3/8 H6 1 Bottoming HSS TiN 11 $17.40 -
5/8-18 0.48 3-13/16 H3 4 Plug HSS NIT/ST 8 $31.96 -
12-28 0.22 2-3/8 H3 4 Bottoming HSS STEAM OXIDE 16 $6.89 -
5-40 0.141 1-15/16 H2 3 Plug HSS Uncoated 37 $6.27 -
M24 X 3.0 0.76 4-29/32 D8 4 Plug HSS TIN 11 $100.28 -
1/2-13 0.367 3-3/8 H3 4 Taper HSS TIN 29 $22.81 -
12-24 0.22 2-3/8 H4 2 Plug HSS TiN 15 $17.40 -
6-32 0.141 2 H3 2 Spiral Point Plug HSS ALTiN 81 $11.51 -
M18 X 2.5 0.542 4-1/32 D7 4 Bottoming HSS Uncoated 20 $43.63 -
11/16-11 0.542 4-1/32 H3 4 Bottoming HSS NIT/ST Call $21.22 -
3/8-24 0.381 2-15/16 H3 4 Taper, Plug, Bottoming HSS Uncoated 21 $23.14 -
1/4-20 0.255 2-1/2 H3 4 Taper HSS STEAM OXIDE 100 $6.35 -
5-40 0.141 1-15/16 H1 3 Bottoming HSS Uncoated 21 $6.68 -
M24 X 3.0 0.76 4-29/32 D8 4 Bottoming HSS TIN 4 $100.28 -
3/8-24 0.381 2-15/16 H3 4 Taper, Plug, Bottoming HSS TIN Call $22.25 -
1/2-13 0.367 3-3/8 H3 4 Plug HSS TIN 24 $22.81 -
M20 X 2.5 0.652 4-15/32 D7 4 Taper HSS Uncoated 100 $56.08 -
12-24 0.22 2-3/8 H4 2 Bottoming HSS TiN 25 $17.40 -
6-40 0.141 2 H1 2 Spiral Point Plug HSS Uncoated 42 $5.08 -
11/16-11 0.542 4-1/32 H3 4 Plug HSS NIT/ST Call $21.22 -
1/4-20 0.255 2-1/2 H3 4 Plug HSS STEAM OXIDE 100 $6.35 -
5-40 0.141 1-15/16 H2 2 Bottoming HSS Uncoated 89 $6.68 -
M27 X 3.0 0.896 5-1/8 D8 4 Taper HSS TIN 59 $165.42 -
1/2-13 0.367 3-3/8 H3 4 Bottoming HSS TIN 36 $22.81 -
12-24 0.22 2-3/8 H6 2 Plug HSS TiN Call $9.49 -
M20 X 2.5 0.652 4-15/32 D7 4 Plug HSS Uncoated 23 $56.08 -
6-40 0.141 2 H2 2 Spiral Point Plug HSS Uncoated 25 $6.97 -
11/16-16 0.542 4-1/32 H3 4 Bottoming HSS NIT/ST Call $21.22 -
7/16-14 0.323 3-5/32 H3 4 Taper, Plug, Bottoming HSS Uncoated 48 $39.17 -
1/4-20 0.255 2-1/2 H3 4 Bottoming HSS STEAM OXIDE 100 $6.35 -
5-40 0.141 1-15/16 H2 3 Bottoming HSS Uncoated 77 $6.27 -
M27 X 3.0 0.896 5-1/8 D8 4 Plug HSS TIN 3 $165.42