hss twist drill hex shank
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hss twist drill hex shank
HSS Twist Drill Bits | ||||||||
Manufacturing | Surface Finish | Sharpening | ||||||
White | Black | Black&White | TIN Coated | Amber | Black&Gold | 118° | 135° | |
Roll Forged | √ | √ | √ | √ | ||||
Rolled Polished | √ | √ | √ | √ | √ | √ | √ | |
Fully Ground | √ | √ | √ | √ | √ | √ | √ | √ |
Milled | √ | √ | √ | √ | √ | √ | ||
Standards | DIN338, DIN340, DIN1897, DIN1869, DIN345, DIN341 | |||||||
Jobber Length, Taper Length, Screw Machine LengthAircraft Extension, Taper Shank(ANSI) | ||||||||
Material | HSS4241, HSS4341, HSS9341, HSS6542(M2), HSS CO5%(M35), HSS CO8%(M42) | |||||||
Shank | Straight Shank, Taper Shank, Three Flats Shank, Hexagonal Shank, 1/2" 3/8" Reduced Shank | |||||||
Helix Angle | Type N, Type W, Type H | |||||||
Rotating | Right Hand, Left Hand | |||||||
Flute | Normal Parabolic |