
Overall length L Thread length ℓ Thread + Neck length ℓn Shank dia. Ds Size of square K Length of square ℓk ① ZELX SS SP Spiral Fluted Taps for Stainless Steels ANSI L ℓ ℓn Ds K ℓk No. of Size Class Code Chamfer TYPE Spiral Fluted Taps (for blind hole) (inch) (inch) (inch) (inch) (inch) (inch) flutes ① No.8-32UNC GH5 Y84037 1.5P 2.125 0.276 0.75 0.168 0.131 0.25 3 1 No.8-32UNC GH6 Y84660 2.5P 2.125 0.276 0.75 0.168 0.131 0.25 3 1 No.8-32UNC GH7 Y84667 2.5P 2.125 0.276 0.75 0.168 0.131 0.25 3 1 No.8-36UNF GH3 Y84687 2.5P 2.125 0.276 0.75 0.168 0.131 0.25 3 1 Spiral Fluted Taps (for through hole) No.10-24UNC GH2 Y84624 2.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 ② No.10-24UNC GH3 Y84609 2.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 No.10-24UNC GH3 Y84009 1.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 No.10-24UNC GH5 Y84639 2.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 No.10-24UNC GH5 Y84039 1.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 Spiral Pointed Taps (for through hole) ③ No.10-24UNC GH6 Y84690 2.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 No.10-24UNC GH7 Y84669 2.5P 2.375 0.354 0.875 0.194 0.152 0.25 3 1 No.10-32UNF GH2 Y84611 2.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 No.10-32UNF GH3 Y84610 2.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 No.10-32UNF Hand Taps GH3 Y84010 1.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 ④ No.10-32UNF GH4 Y84630 2.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 No.10-32UNF GH5 Y84640 2.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 No.10-32UNF GH5 Y84040 1.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 No.10-32UNF GH6 Y84662 2.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 Cemented Carbide Taps No.10-32UNF GH7 Y84670 2.5P 2.375 0.276 0.875 0.194 0.152 0.25 3 1 ⑤ No.12-24UNC GH3 Y84688 2.5P 2.375 0.354 0.937 0.22 0.165 0.281 3 1 No.12-28UNF GH3 Y84689 2.5P 2.375 0.276 0.937 0.22 0.165 0.281 3 1 1/4-20UNC GH3 Y84613 2.5P 2.5 0.433 1 0.255 0.191 0.312 3 2 1/4-20UNC GH3 Y84013 1.5P 2.5 0.433 1 0.255 0.191 0.312 3 2 Roll Taps 1/4-20UNC ⑥ GH5 Y84643 2.5P 2.5 0.433 1 0.255 0.191 0.312 3 2 1/4-20UNC GH5 Y84043 1.5P 2.5 0.433 1 0.255 0.191 0.312 3 2 1/4-20UNC GH7 Y84673 2.5P 2.5 0.433 1 0.255 0.191 0.312 3 2 1/4-28UNF GH3 Y84614 2.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 1/4-28UNF GH3 Y84014 1.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 Special Thread Taps Simple Inspection Tools ⑦ 1/4-28UNF GH4 Y84631 2.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 1/4-28UNF GH5 Y84644 2.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 1/4-28UNF GH5 Y84044 1.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 1/4-28UNF GH6 Y84664 2.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 Pipe Taps 1/4-28UNF GH7 Y84674 2.5P 2.5 0.354 1 0.255 0.191 0.312 3 2 ⑧ 5/16-18UNC GH3 Y84615 2.5P 2.718 0.472 1.125 0.318 0.238 0.375 3 3 5/16-18UNC GH3 Y84015 1.5P 2.718 0.472 1.125 0.318 0.238 0.375 3 3 5/16-18UNC GH5 Y84645 2.5P 2.718 0.472 1.125 0.318 0.238 0.375 3 3 5/16-18UNC GH5 Y84045 1.5P 2.718 0.472 1.125 0.318 0.238 0.375 3 3 Thread Mills Premium Thread Mills 5/16-18UNC GH7 Y84675 2.5P 2.718 0.472 1.125 0.318 0.238 0.375 3 3 ⑨ 5/16-24UNF GH3 Y84616 2.5P 2.718 0.394 1.125 0.318 0.238 0.375 3 3 5/16-24UNF GH3 Y84016 1.5P 2.718 0.394 1.125 0.318 0.238 0.375 3 3 5/16-24UNF GH4 Y84632 2.5P 2.718 0.394 1.125 0.318 0.238 0.375 3 3 5/16-24UNF GH5 Y84646 2.5P 2.718 0.394 1.125 0.318 0.238 0.375 3 3 Dies ⑩ 5/16-24UNF GH5 Y84046 1.5P 2.718 0.394 1.125 0.318 0.238 0.375 3 3 5/16-24UNF GH7 Y84676 2.5P 2.718 0.394 1.125 0.318 0.238 0.375 3 3 3/8-16UNC GH3 Y84617 2.5P 2.937 0.551 1.25 0.381 0.286 0.437 3 3 3/8-16UNC GH3 Y84017 1.5P 2.937 0.551 1.25 0.381 0.286 0.437 3 3 3/8-16UNC GH5 Y84647 2.5P 2.937 0.551 1.25 0.381 0.286 0.437 3 3 Center Drills Centering Tools ⑪ 3/8-16UNC GH5 Y84047 1.5P 2.937 0.551 1.25 0.381 0.286 0.437 3 3 3/8-16UNC GH7 Y84677 2.5P 2.937 0.551 1.25 0.381 0.286 0.437 3 3 3/8-16UNC GH7 Y84077 1.5P 2.937 0.551 1.25 0.381 0.286 0.437 3 3 ANSI ※ This product is different from JIS products in shape and dimensions, please be careful when using. ①-104