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Tom Gardner
 
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Brand 'spankin new carbide drill, very low speed (60 rpm) very high
pressure.

"Charles Morrill" wrote in message
news:200503181931191575%deichles@yahoocom...
Is it possible to drill a hole in High Speed Steel? What sort of drill
bit do you need? I need to drill a 4 mm hole through some 4 mm material.

Thanks, Charles