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External ⌀ | 31 mm | |
Coating | uncoated | |
Countersink tip angle | 90 degrees | |
Tool material | HSS E | |
Number of cutting edges Z | 3 | |
Standard | DIN 335 C | |
Shank | Plain shank with h9 | |
Through-coolant | no | |
smallest countersink ⌀ for holes from | 4.2 mm | |
Overall length L | 71 mm | |
Shank ⌀ Ds | 12 mm | |
for countersunk screws DIN 7991 | M16 | |
Feed f in stainless steel < 900 N/mm2 | 0.18 mm/rev. | |
Shank tolerance | h9 | |
Colour ring | blue | |
Pre-drill ⌀ | 4.2 mm | |
Type of product | Stepped drill and countersink |
Article number | 150378 31 | |
EAN / GTIN | 4045197086426 | |
Manufacturer number | 150378 31 |
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Number of cutting edges Z | 3 | 3 | 3 | 3 |
External ⌀ | 31 mm | 31 mm | 31 mm | 31 mm |
Overall length L | 71 mm | 140 mm | 190 mm | 71 mm |
Standard | DIN 335 C | Manufacturer’s standard | Manufacturer’s standard | DIN 335 C |
Shank tolerance | h9 | h9 | h9 | h9 |
Tool material | HSS E | HSS | HSS | Solid carbide |
smallest countersink ⌀ for holes from | 4.2 mm | 4.2 mm | 4.2 mm | 4.2 mm |