Dormer A147 HSS-E Cobalt High Speed Steel 8.9mm Pack of 5 A1478.
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Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 8.9mm Pack of 5 A1478. | £38.95 |  | |||
| £38.95 |  | ||||
The Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit is engineered for superior performance and durability. Constructed from HSS-E cobalt, this drill bit offers enhanced heat resistance and wear protection, ensuring extended tool life even under the most demanding conditions. Featuring a 130° split point, the A147 ensures precise and rapid starts, reducing bit walking and enhancing drilling accuracy. The cobalt content provides excellent performance when drilling through hard and abrasive materials such as stainless steel, cast iron, and titanium. Its optimised geometry facilitates efficient chip evacuation, minimising heat buildup and friction for smoother, faster drilling. Features & Benefits • High speed cobalt steel • DIN 338 • Special point thinning design • 130° point angle • Right hand rotation/cutting Specifications • Diameter: 8.9mm • Length Chip Flute: 81mm • Overall Length: 125mm • Quantity: 5
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