Twist Drills (HF-2008)

* Divided by material : hss 4241# drills, hss 4341# drills, Hss 9341# drills, hss 6542# drills, cobalt drills(M35)

* Divided by standard: DIN 338, DIN 340, DIN 1897, DIN 345, ISO 235, ANSI B94. 11M, DIN1870.

* Divided by surfae color: bright finished, titanium coated, black oxide, Black flute & bright shank, rainbow.

* Divided by manufacturing process: roll forged, edge ground, fully ground

* Divided by point angle: 118 degree or 135 split point.

* Divided by flute type: N or VA.