d k GENERAL PURPOSE List 917 HSS S/O BR Long Shank*, Plug (3.5P-4.5P) Lc Ln L lk Tap Size Thread No. ofLimitFlutesPlug (3.5P - 4.5P)EDPCoating SuffixLongOverallLengthThreadLengthNeckLengthShankDia.SquareSquareWidthLength Number Bright S/O L Lc Ln d k lk 4 - 40 UNC H26 - 32 UNC8 - 32 UNC12940 001294100129420012943001294400--0101014.06.04.06.00.2830.5150.6850.1400.109 0.1880.3890.7550.1670.131 10 - 24 UNC10 - 32 UNF 2 12945 00129460012947000101014.06.04.0 0.2510.5030.8740.1940.1511294800016.0 1/4 - 20 UNC1/4 - 28 UNF 12949 00 01 4.0129500012939-01016.04.00.6371.0070.255 0.190 0.2871295100016.0 5/16 - 18 UNC 21030 00 - 4.01295200-6.0 0.342H312935-312937-01014.06.00.8341.2630.3170.2380.346 12957 - 01 4.0 5/16 - 24 UNF 2 21036 0012933- -01 6.0 0.342 3/8 - 16 UNC3/8 - 24 UNF 21038 00129530012958-2104400010101014.06.04.0 0.4010.9251.4130.3800.2850.397 7/16 - 14 UNC7/16 - 20 UNF 3 12954 002105200 01- 6.0 0.881 1.314 0.322 0.242 0.405 1/2 - 13 UNC 12994 - 01 4.01295500010.940 1.374 0.367 0.274 0.437 1/2 - 20 UNF 21060 00 - 6.0 5/8 - 11 UNC 12956 00 - 1.090 1.562 0.480 0.359 0.562 Packed: 1 pc. EDP’s listed above are stocked standard, other coatings available upon request. Specify treatment at time of order. Work Material P M K N S H Carbon Steels AlloyList No.Low10101018Med.10351045HighSteelsDie10654140Steels4340Stainless SteelsCast30040017-4 PHIronAluminumNickelAlloyTitaniumHardened Steels60617075CastingInconel6Al4V(30 HRC)~35HRC35-4545-5050-70HRCHRCHRC 917 SFM 25-80 20-50 20-45 25-75 40-80 40-65 good best WWW.OSGTOOL.COM Spiral Pointed Taps 551