Index C Solid Carbide Drill Degree Tip Appearance Series Code No. ØRange Page Angle G400 Series   High Performance Drills (EndMill Shank) HIGH PERFORMANCE DRILLS - 3×D DSTMA2, DSTNA2 Ø2~Ø20 140 C01~C03 HIGH PERFORMANCE DRILLS - 5×D DSFMA2, DSFNA2 Ø3~Ø20 140 C04~C06 HIGH PERFORMANCE DRILLS - 3×D With Coolant Hole DSTCA2, DSTHA2 Ø2~Ø20 140 C07~C09 HIGH PERFORMANCE DRILLS - 5×D With Coolant Hole DSFCA2, DSFHA2 Ø3~Ø20 140 C10~C12 HIGH PERFORMANCE DRILLS - 7×D With Coolant Hole DSSCF2, DSSHF2 Ø3~Ø16 140 C13~C14 HIGH PERFORMANCE DRILLS - 12×D With Coolant Hole DSZHF2 Ø3~Ø12 140 C15~C16 G300 Series   General Drills (Straight Shank) GENERAL PURPOSE DRILLS - 3×D DGTNA2 Ø2~Ø16 130 C17~C18 GENERAL PURPOSE DRILLS - 5×D DGFNA2 Ø5~Ø16 130 C19~C20 Micro Series   MICRO DRILLS (Endmill Shank) MICRO DRILLS - Shank Dia. 3mm DGMNB2 Ø0.5~Ø3 130 C21 DT Series   Spotting Drills 90 SPOTTING DRILLS DTTNA2 Ø3~Ø16 C22 120 90 CARBIDE SPOTTING DRILLS - LONG SHANK DTLNA2 Ø4~Ø16 C22 120 DC Series   Center Drills CENTER DRILLS (60°&90° Point Angle) DCTNA2 Ø1~Ø5 120 C23 DR Series   Straight Flute Drills STRAIGHT FLUTE DRILLS - 3×D DRTNA2 Ø4~Ø16 130 C24 STRAIGHT FLUTE DRILLS - 5×D DRFNA2 Ø4~Ø16 130 C24 RS Series   Machine Reamers MACHINE REAMERS RSTNA4, RSTNA6 Ø3~Ø12 0 C25