HY-PRO® CARB Performance Coolant-Through Carbide Drills List HP258 (Continued) SPEEDFEEDP313CARBIDE WD1 30˚ 8D, Coolant-Through EDP Diameter Flute Overall ShankLengthLengthDiameter Number FractionalSize Wire Gage Letter Size mm Inch FL L d HP258-6181 - - - 15.70 0.6181 HP258-6248 5/8 - - 15.87 0.6248 152 204 16 HP258-6299 - - - 16.00 0.6299 HP258-6496 - - - 16.50 0.6496 HP258-6563 21/32 - - 16.67 0.6563 HP258-6693 - - - 17.00 0.6693 171 223 18 HP258-6890 - - - 17.50 0.6890 HP258-7087 - - - 18.00 0.7087 HP258-7283 - - - 18.50 0.7283 HP258-7480 - - - 19.00 0.7480 HP258-7500 3/4 - - 19.05 0.7500 190 244 20 HP258-7677 - - - 19.50 0.7677 HP258-7874 - - - 20.00 0.7874 Packed: 1 pc. Available WD1 coating only. Work Material P M K N S H Carbon Steels AlloyList No.Low10101018Med.10351045HighSteelsDie10654140Steels4340Stainless SteelsCast30040017-4 PHIronAluminumNickelAlloyTitaniumHardened Steels60617075CastingInconel6Al4V(30 HRC)~35HRC35-4545-5050-70HRCHRCHRC HP258 good best WWW.OSGTOOL.COM HY-PRO® CARB 195