FRACTIONAL 6 Flute Countersink 60° 82° 90° 6 OAL LCF DCON 606 DC2 FRACTIONAL SERIES DC1 inch EDP NO. TOLERANCES (inch) CUTTING SHANK OVERALL FLUTE TIP UNCOATED UNCOATED UNCOATED 1/8–1/4 DIAMETER DIAMETER DIAMETER LENGTH LENGTH DIAMETER 60°DC2DCONOALLCFDC182° 90° DC  = +0.0000/–0.0005 1/8 1/8 1-1/2 .045 .035 – – 74249 3/8–1 DIAMETER 1/8 1/8 1-1/2 .052 .035 – 74149 – DC  = +0.003/–0.000 1/8 1/8 1-1/2 .078 .035 74049 – – Included Angle +1°/–1° 3/16 3/16 2 .071 .045 – – 74252 3/16 3/16 2 .082 .045 – 74152 – STEELS 3/16 3/16 2 .123 .045 74052 – – 1/4 1/4 2 .090 .070 – – 74255 STAINLESS STEELS 1/4 1/4 2 .104 .070 – 74155 – CAST IRON 1/4 1/4 2 .156 .070 74055 – – HIGH TEMP ALLOYS *3/8 1/4 2-13/16 .138 .100 – – 74258 *3/8 1/4 2-13/16 .158 .100 – 74158 – TITANIUM *3/8 1/4 2-13/16 .238 .100 74058 – – NON-FERROUS *1/2 1/4 2-7/8 .170 .160 – – 74261 HARDENED STEELS *1/2 1/4 2-7/8 .196 .160 – 74161 – *1/2 1/4 2-7/8 .294 .160 74061 – – *5/8 3/8 3 .218 .190 – – 74264 For patent *5/8 3/8 3 .250 .190 – 74164 – information visitwww.ksptpatents.com *5/8 3/8 3 .377 .190 74064 – – *3/4 1/2 3 .265 .220 – – 74267 *3/4 1/2 3 .305 .220 – 74167 – *3/4 1/2 3 .459 .220 74067 – – *1 1/2 3-1/4 .370 .260 – – 74270 *1 1/2 3-1/4 .426 .260 – 74170 – *1 1/2 3-1/4 .641 .260 74070 – – *Steel Shank / Con mango de acero / Avec queue en acier / Mit Stahlschaft NOTE: DC1 dimension varies based on angle. Contact your KSPT representative or consult SGS Tool Wizard® for dimension information. 322 DRILLS www.kDyRoIcLeLrSa-sgstool.com