ATORN stepped drill bit type N, HSSE medium quality grade M4 8.0 mm HA
Brand: ATORN
Surface: Uncoated
Length: 50 mm
Art.-no. 11118004
Manufacturer article no. 10440175
EAN 4050293013061
Application
According to DIN/ISO 273 and countersinking according to DIN 74, for cylinder head screws according to DIN 912, 6912, 7984 and ISO 1207. Hole and countersink produced in one machining step.
Execution
- profile-ground
Advantage
- precise alignment of drill diameter and countersink diameter, lower process costs
- Special geometry for outstanding centring and positional accuracy
 | |
Brand | ATORN |
Main EAN Code | 4050293013061 |
Manufacturer Part Number | 10440175 |
Cutting material | HSSE |
Surface | Uncoated |
Type | N |
Angle of the tip | 118 Degree |
Tool holding device | HA parallel shank |
Suitable for screw thread | M4 |
Pilot hole diameter (d1) | 4.5 mm |
Spot-facer diameter (d2) | 8 mm |
Pilot hole length (l3) | 11 mm |
Chip flute length (l2) | 19 mm |
Length (l1) | 50 mm |
Shank diameter | 8 mm |
f steel 1000 | 0.05 mm/r |
Product Group | 112 |
Gross Weight | 0.016 kg |
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