Deep hole drill, has supporting rib with radial outer surface defining radius, which is larger than radius of cutting groove section, where radius of outer surface is axially adjacent to supporting rib
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Coated twist drill
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Method for introducing a deep hole and pilot drill therefor
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Cutting tool used in automatic boring and rivet machine for cutting workpiece, has cylindrical shank with cone part that has lateral surface formed with conical sections for receiving mounting spindle or chuck
