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External ⌀ | 31 mm | |
Coating | TiAlN | |
Countersink tip angle | 90 degrees | |
Tool material | HSS | |
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 steel < 500 N/mm2 | 0.2 mm/rev. | |
Shank tolerance | h9 | |
Colour ring | green | |
Type of product | Stepped drill and countersink |
Article number | 150170 31 | |
EAN / GTIN | 4045197085672 | |
Manufacturer number | 150170 31 |
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Recommendations |
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![]() ![]() High-precision countersink 90° 31 mm |
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Colour ring | green | green | green | green |
Overall length L | 71 mm | 71 mm | 140 mm | 71 mm |
Standard | DIN 335 C | DIN 335 C | Manufacturer’s standard | DIN 335 C |
Shank tolerance | h9 | h9 | h9 | h9 |
Shank ⌀ Ds | 12 mm | 12 mm | 12 mm | 12 mm |
smallest countersink ⌀ for holes from | 4.2 mm | 4.2 mm | 4.2 mm | 4.2 mm |
Type of product | Stepped drill and countersink | Stepped drill and countersink | Stepped drill and countersink | Stepped drill and countersink |