A777 - 3.9mm Dormer HSS-E Cobalt Co8 Straight Shank Jobber Drills (Pack of 10)
A7773.9
A777
Jobber length drill with straight shank, diameter 3.9mm with an overall length of 75mm and flute length of 43mm according to DIN 338 standard with 135° split point, cobalt based HSS-E with bronze finish for 4xD drilling without pecking in steel and super-alloy.
| Cutting Diameter (DC) | 3.90mm |
| Flute Length (LCF) | 43.0mm |
| Overall Length (OAL) | 75.0mm |
| Shank Diameter (DCON MS) | 3.90mm |
A7773.9 A777 - 3.9MM DORMER HSS-E COBALT CO8 STRAIGHT SHANK JOBBER DRILLS (PACK OF 10)