Helicoidal carbide solid drill bit Dormer
Drilling diameter | 3.4 mm |
---|---|
Total length | 70 mm |
Length of cut | 39 mm |
Drilling diameter | 3.4 mm |
---|---|
Total length | 70 mm |
Length of cut | 39 mm |
Din standard | din 338 |
Ratio of diameter to length of drill hole | 4xd |
Tip angle | 130 ° |
Internal cooling | no |
Usually arrives within 14 working days