China 99PCS Metric DIN338 Titanium Coated Twist Drill Bit Set HSS Drill Bit, Find details about China Twist Drill Bit, Drill Bit Set from 99PCS Metric DIN338 Titanium Coated Twist Drill Bit Set HSS Drill Bit
Procuct Name | 99Pcs Metric DIN338 titanium coated twist drill bit set hss drill bit |
Material | HSS 4241/4341/M2(6542)/M35/M42 |
Process | Fully ground |
Standard | DIN338 |
Size | 1mm -10.5mm |
Flute Type | Right Hand Cutting |
Point Angle | 135 Degree |
Surface Finish | Titanium Coating (Black Oxide, Black & White, Bright, Amber Color, Gray & Bright are Also available) |
Package | One Piece in Paper Box, Plastic Box, or Wooden Box |
> H.S.S Straight Shank Twist Drills
· Cylindric short,right-hand cutting
· High secruity against fracture, high precision of concentric running
· Well suitable for all normal drilling work
· Split-Point angle 118º or 135º
> Split-Point angle 135º
· Up to 40% faster drilling rate than comparable drill bits with 118º drill bit tip without split point.
· Pilot drilling without pre-punching
>Twist Drill Material Grade: High Speed Steel