... , Double Ended 4341,9341,M2,M35,M42 Zirconium Coating, Black, Coffee Color HSS Double Ended Twist Drill BitsProduct Description:HSS Twist Drill ... ,M35,M42 3.0mm-6.5mmWhite, TIN Coated, Rainbow Color, Bright, Black & Bright, Zirconium Coating, Black, Coffee Color, etc.118°or 135°* this drills have flutes ...