Spiral Fluted Tap Overall Thread Thread+Neck Shank Size of Length of length length length dia. square square L ℓ ℓn Ds K ℓk ZELX TI SP Spiral Fluted Taps for Titanium Alloys Spiral Fluted Taps (for blind hole) Size Class Code Chamfer L ℓ ℓn Ds K ℓk No. of Type (inch) (inch) (inch) (inch) (inch) (inch) flutes GH4 Y87608 No.6-32UNC 3P 2 0.276 0.687 0.141 0.11 0.187 3 1 GH5 Y87635 Y87607 3P Spiral Fluted Taps (for through hole) GH3 Y87007 1.5P GH4 Y87629 No.8-32UNC 2.125 0.276 0.75 0.168 0.131 0.25 3 1 GH5 Y87637 3P GH6 Y87660 Spiral Pointed Taps (for through hole) GH7 Y87667 Y87609 3P No.10-24UNC GH3 2.375 0.354 0.875 0.194 0.152 0.25 3 1 Y81608 1.5P Y87610 3P GH3 Y87010 1.5P Hand Taps GH4 Y87630 No.10-32UNF 2.375 0.276 0.875 0.194 0.152 0.25 3 1 GH5 Y87640 3P GH6 Y87661 GH7 Y87670 Cemented Carbide Taps Y87613 3P 1/4-20UNC GH3 2.5 0.433 1 0.255 0.191 0.312 3 2 Y87628 1.5P Y87614 3P GH3 Y87014 1.5P Roll Taps GH4 Y87631 1/4-28UNF 2.5 0.354 1 0.255 0.191 0.312 3 2 GH5 Y87644 3P GH6 Y87662 GH7 Y87674 Y87615 3P Pipe Taps Simple Inspection Tools 5/16-18UNC GH3 2.718 0.472 1.125 0.318 0.238 0.375 3 3 Y87695 1.5P Y87616 3P GH3 Y87016 1.5P GH4 Y87632 5/16-24UNF 2.718 0.394 1.125 0.318 0.238 0.375 3 3 GH5 Y87646 3P GH6 Y87663 GH7 Y87676 Y87617 3P 3/8-16UNC GH3 2.937 0.551 1.25 0.381 0.286 0.437 3 3 Thread Mills Y87611 1.5P Y87618 3P GH3 Y87018 1.5P GH4 Y87633 3/8-24UNF 2.937 0.394 1.25 0.381 0.286 0.437 3 3 Dies GH5 Y87648 3P GH6 Y87664 GH7 Y87678 Y87619 3P 7/16-14UNC GH3 3.156 0.591 - 0.323 0.242 0.406 3 4 Y81629 1.5P Center Drills Y87620 3P GH3 7/16-20UNF Y87020 1.5P 3.156 0.472 - 0.323 0.242 0.406 3 4 GH5 Y87650 3P Y87621 3P GH3 Centering Tools 1/2-13UNC Y87021 1.5P 3.375 0.630 - 0.367 0.275 0.437 3 4 GH5 Y87626 3P Y87622 3P GH3 1/2-20UNF Y87023 1.5P 3.375 0.472 - 0.367 0.275 0.437 3 4 GH5 Y87652 3P ANSI SP-27 214