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HSS Extra Length Taper Shank Drills - Metric
General purpose drills for steels, cast steel, grey cast iron, malleable cast iron, nickel brass, aluminium, alloy and graphite. Point angle 118, helix angle: normal, web thickness: standard, relief angle 8 - 20, tolerance of diameter: h8. Made to Sherwood Standard. (For BS328 and *DIN1870 lengths See Below).
| Material | HSS |
| Drill Diameter Metric | 20 |
| Standards Met | BS328-1 1986 |
| Point Angle | 118\u00b0 |
| Helix Type | Normal Helix |
| Drill Length Type | Extra Length |
| Cutting Direction | Right Hand |
| Drill Diameter Tolerance | H8 |
| Overall Length | 375mm |
| Finish/Coating | Black Oxide |
| Flute Type | Spiral |
| Flute Length | 275mm |
| Taper Shank Size | MT2 |
| Drill Diameter | 20mm |
| Coolant Delivery | External |
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