
⑤ Cemented Carbide Tap Series Overall length L Thread length ℓ Shank dia. Ds Size of square K Length of square ℓk ANSI ZELX CARB AL Carbide Taps for Light Alloys L ℓ Ds K ℓk No. of Size Class Code Chamfer TYPE Spiral Fluted Taps (for blind hole) (inch) (inch) (inch) (inch) (inch) flutes ① M8 × 1.25 D5 Y71011 1.5P 2.718 1.125 0.318 0.238 0.375 3 4 M8 × 1 D5 Y71008 4P 2.718 1.125 0.318 0.238 0.375 3 4 M8 × 1 D5 Y71009 1.5P 2.718 1.125 0.318 0.238 0.375 3 4 M10 × 1.5 D6 Y71014 4P 2.937 1.25 0.381 0.286 0.437 3 4 Spiral Fluted Taps (for through hole) M10 × 1.5 D6 Y71015 1.5P 2.937 1.25 0.381 0.286 0.437 3 4 ② M10 × 1.25 D5 Y71012 4P 2.937 1.25 0.381 0.286 0.437 3 4 M10 × 1.25 D5 Y71013 1.5P 2.937 1.25 0.381 0.286 0.437 3 4 M12 × 1.75 D6 Y71020 4P 3.375 1.656 0.367 0.275 0.437 3 5 M12 × 1.75 D6 Y71021 1.5P 3.375 1.656 0.367 0.275 0.437 3 5 Spiral Pointed Taps (for through hole) ③ M12 × 1.5 D6 Y71018 4P 3.375 1.656 0.367 0.275 0.437 3 5 M12 × 1.5 D6 Y71019 1.5P 3.375 1.656 0.367 0.275 0.437 3 5 M12 × 1.25 D5 Y71016 4P 3.375 1.656 0.367 0.275 0.437 3 5 M12 × 1.25 D5 Y71017 1.5P 3.375 1.656 0.367 0.275 0.437 3 5 For Unified Threads Hand Taps ④ No.5-40UNC GH3 Y84800 4P 1.937 0.625 0.141 0.11 0.187 3 1 No.5-40UNC GH3 Y84801 1.5P 1.937 0.625 0.141 0.11 0.187 3 1 No.6-32UNC GH3 Y84802 4P 2 0.687 0.141 0.11 0.187 3 2 No.6-32UNC GH3 Y84803 1.5P 2 0.687 0.141 0.11 0.187 3 2 Cemented Carbide Taps No.8-32UNC GH3 Y84804 4P 2.125 0.75 0.168 0.131 0.25 3 2 ⑤ No.8-32UNC GH3 Y84805 1.5P 2.125 0.75 0.168 0.131 0.25 3 2 No.10-24UNC GH3 Y84806 4P 2.375 0.875 0.194 0.152 0.25 3 2 No.10-24UNC GH3 Y84807 1.5P 2.375 0.875 0.194 0.152 0.25 3 2 No.10-32UNF GH3 Y84808 4P 2.375 0.875 0.194 0.152 0.25 3 2 Roll Taps No.10-32UNF ⑥ GH3 Y84809 1.5P 2.375 0.875 0.194 0.152 0.25 3 2 1/4-20UNC GH3 Y84810 4P 2.5 1 0.255 0.191 0.312 3 3 1/4-20UNC GH3 Y84811 1.5P 2.5 1 0.255 0.191 0.312 3 3 1/4-20UNC GH5 Y84860 4P 2.5 1 0.255 0.191 0.312 3 3 1/4-20UNC GH5 Y84861 1.5P 2.5 1 0.255 0.191 0.312 3 3 Special Thread Taps Simple Inspection Tools ⑦ 1/4-28UNF GH3 Y84812 4P 2.5 1 0.255 0.191 0.312 3 3 1/4-28UNF GH3 Y84813 1.5P 2.5 1 0.255 0.191 0.312 3 3 1/4-28UNF GH5 Y84862 4P 2.5 1 0.255 0.191 0.312 3 3 1/4-28UNF GH5 Y84863 1.5P 2.5 1 0.255 0.191 0.312 3 3 Pipe Taps 5/16-18UNC GH3 Y84814 4P 2.718 1.125 0.318 0.238 0.375 3 4 ⑧ 5/16-18UNC GH3 Y84815 1.5P 2.718 1.125 0.318 0.238 0.375 3 4 5/16-18UNC GH5 Y84864 4P 2.718 1.125 0.318 0.238 0.375 3 4 5/16-18UNC GH5 Y84865 1.5P 2.718 1.125 0.318 0.238 0.375 3 4 5/16-24UNF GH3 Y84816 4P 2.718 1.125 0.318 0.238 0.375 3 4 Thread Mills Premium Thread Mills 5/16-24UNF GH3 Y84817 1.5P 2.718 1.125 0.318 0.238 0.375 3 4 ⑨ 5/16-24UNF GH5 Y84866 4P 2.718 1.125 0.318 0.238 0.375 3 4 5/16-24UNF GH5 Y84867 1.5P 2.718 1.125 0.318 0.238 0.375 3 4 3/8-16UNC GH3 Y84818 4P 2.937 1.25 0.381 0.286 0.437 3 4 3/8-16UNC GH3 Y84819 1.5P 2.937 1.25 0.381 0.286 0.437 3 4 Dies ⑩ 3/8-16UNC GH5 Y84868 4P 2.937 1.25 0.381 0.286 0.437 3 4 3/8-16UNC GH5 Y84869 1.5P 2.937 1.25 0.381 0.286 0.437 3 4 3/8-24UNF GH3 Y84820 4P 2.937 1.25 0.381 0.286 0.437 3 4 3/8-24UNF GH3 Y84821 1.5P 2.937 1.25 0.381 0.286 0.437 3 4 3/8-24UNF GH5 Y84870 4P 2.937 1.25 0.381 0.286 0.437 3 4 Center Drills Centering Tools ⑪ 3/8-24UNF GH5 Y84871 1.5P 2.937 1.25 0.381 0.286 0.437 3 4 7/16-14UNC GH3 Y84822 4P 3.156 1.437 0.323 0.242 0.406 3 5 7/16-14UNC GH3 Y84823 1.5P 3.156 1.437 0.323 0.242 0.406 3 5 ANSI ⑤-7 ※ This product is different from JIS products in shape and dimensions, please be careful when using.