GENERAL PURPOSE List 918 P310-311 Long Shank*, Plug (4P-4.5P), Bottom (1.5P-2P) Threads Per Inch Thread Limit No. of Flutes OAL EDP Number List Price Tap Size (Each) UNC UNF Plug Bottom 4 40 — H2 2 4 1296000 1296100 58.17 6 32 — H3 2 4 1296200 1296300 58.17 6 32 — H3 2 6 1296400 1296500 66.98 8 32 — H3 3 4 1296600 1296700 57.55 8 32 — H3 3 6 1296800 1296900 66.35 10 24 — H3 3 4 1297000 1297100 54.96 10 24 — H3 3 6 1297200 1297300 62.96 10 — 32 H3 3 4 1297400 1297500 54.96 10 — 32 H3 3 6 1297600 1297700 62.96 1/4 20 — H3 3 4 1297800 1297900 46.46 1/4 20 — H3 3 6 1298000 1298100 58.00 1/4 — 28 H3 3 6 1298200 1298300 58.00 5/16 18 — H3 3 6 1298400 1298500 60.58 3/8 16 — H3 3 6 1298600 1298700 67.94 7/16 14 — H3 3 6 1298800 1298900 72.12 1/2 13 — H3 3 6 1299000 1299100 72.92 5/8 11 — H3 4 6 1299200 1299300 97.28 Spiral Fluted Packed: 1 pc. TiCN, TiN coatings available on request. *Shank diameter is standard ANSI. Work Material Low Carbon Steel Med. Carbon High Carbon Steel Alloy Steels Die Steels Titanium High Nickel Alloy Stainless Steels Hardened Steels Aluminum Steel List No. Cast Iron 6061 7075 Casting 1010 1035 1045 1065 4140 4340 20 HrC 6AL4V (30 HrC) 20 HrC 300 400 17-4PH ~35 HrC 35-45 HrC 45-50 HrC 1018 918 good best www.osgtool .com 800.837.2223 241