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Series 657 HSS-Co Straight Shank Jobber Drills
TiN Coated - Metric
Rigid, high heat resistant drill with large helix angle of 35. Suited for titanium and titanium alloys, stainless steels and heat resisting austenitic steels. TiN coated gives greater wear resistance and longer tool life. Limited suitability for special alloys such as Hastelloy, Inconel, Nimonic etc. Manufactured to DIN338.
| Number of Flutes | 2 |
| Flute Construction | Ground flutes |
| Series | 657 |
| Cutting Direction | Right Hand |
| Product Type | Jobber Drills |
| Standards Met | DIN 338 |
| Flute Length | 30mm |
| Web Thickness | Similar to Form C |
| Point Type | Conventional |
| Finish/Coating | TiN |
| Helix Type | High Helix |
| Overall Length | 57mm |
| Point Angle | 130\u00b0 |
| Size | 2.5mm |
| Flute Type | Spiral |
| Drill Diameter Metric | 2.5mm |
| Drill Diameter Tolerance | H8 |
| Diameter | 2.5mm |
| Drill Diameter | 2.5mm |
| Coolant Delivery | External |
| Shank Diameter Tolerance | F11 |
| Helix Angle | 35\u00b0 |
| MFR Part No. | 00657 002.500 |
| Material | Cobalt High Speed Steel |
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