Overall length L Thread length ℓ Shank dia. Ds Size of square K Length of square ℓk ⑤ ZELX CARB AL Carbide Taps for Light Alloys ANSI 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 7/16-14UNC GH5 Y84872 4P 3.156 1.437 0.323 0.242 0.406 3 5 7/16-14UNC GH5 Y84873 1.5P 3.156 1.437 0.323 0.242 0.406 3 5 7/16-20UNF GH3 Y84824 4P 3.156 1.437 0.323 0.242 0.406 3 5 7/16-20UNF GH3 Y84825 1.5P 3.156 1.437 0.323 0.242 0.406 3 5 Spiral Fluted Taps (for through hole) 7/16-20UNF GH5 Y84874 4P 3.156 1.437 0.323 0.242 0.406 3 5 ② 7/16-20UNF GH5 Y84875 1.5P 3.156 1.437 0.323 0.242 0.406 3 5 1/2-13UNC GH3 Y84826 4P 3.375 1.656 0.367 0.275 0.437 3 5 1/2-13UNC GH3 Y84827 1.5P 3.375 1.656 0.367 0.275 0.437 3 5 1/2-13UNC GH5 Y84876 4P 3.375 1.656 0.367 0.275 0.437 3 5 Spiral Pointed Taps (for through hole) ③ 1/2-13UNC GH5 Y84877 1.5P 3.375 1.656 0.367 0.275 0.437 3 5 1/2-20UNF GH3 Y84828 4P 3.375 1.656 0.367 0.275 0.437 3 5 1/2-20UNF GH3 Y84829 1.5P 3.375 1.656 0.367 0.275 0.437 3 5 1/2-20UNF GH5 Y84878 4P 3.375 1.656 0.367 0.275 0.437 3 5 1/2-20UNF Hand Taps GH5 Y84879 1.5P 3.375 1.656 0.367 0.275 0.437 3 5 ④ Cemented Carbide Taps ⑤ Roll Taps ⑥ Special Thread Taps Simple Inspection Tools ⑦ Pipe Taps ⑧ Thread Mills Premium Thread Mills ⑨ Dies ⑩ Center Drills Centering Tools ⑪ ANSI ※ This product is different from JIS products in shape and dimensions, please be careful when using. ⑤-8