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Series 1228 HSCO Straight Shank Stub Drills
Tin Coated - Metric
Co-alloyed high speed steel,Special geometry.Increased wear resistance
For higher tensile steels long chipping materials up to 1000 N/mm
Al- and Cu alloys ,soft bronzes,electrolytic copper,ductile brass
| Helix Type | GT 80 |
| Standards Met | DIN 1897 |
| Drill Diameter | 7.2mm |
| Number of Flutes | 2 |
| Material | Cobalt High Speed Steel |
| Flute Type | Parabolic |
| Flute Construction | Ground flutes |
| Product Type | S-Drill |
| Type | Stub S-Drill |
| Coolant Delivery | External |
| Series | 1228 |
| Cutting Direction | Right Hand |
| Number of Pieces | 1 |
| Finish/Coating | TiN |
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