When drilling through metal it is ideal to use a moderate speed to reduce the heat generated by the drill cutting. Hard metals require a slower speed.
90?? angle Suitable for deburring all metals & plastics Fully ground HSS Cobalt for increased strength & longer life Details Item: Cross...
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Reduced Shank for sizes above 10mm and 3/8 to suit 10mm or 12.5mm drill chucks Black oxide coating maximises lubricant hold, therefore assisti...
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Genuine Alpha Gold Series drill bits 135 degrees Split point cuts faster & reduces wandering Fully ground M2 HSS increases drill life ...
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2 Head CutThe dynamic chisel-shaped and centring tip provides optimal guidance while drilling Tungsten carbide tipped for longevity Strengthened...
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4 Head CutDynamic drilling ability, with secondary cutters protecting the drill bit in the event of reinforcement collision Tungsten carbide tip...
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Tempered black oxide finish reduces friction between bit and workpiece 118° split point for precision hole starting Fully ground premium quality M...
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118 degree split point reduces wandering Black oxide coating maximises lubricant hold, therefore assisting chip flow & heat dissipation Corros...
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