Description
Hoffman diamond drill bits with threaded collet for use with the Hoffman Water Swivels. Bits have a 1.00″ internal diameter and .062″ wall thickness (1.125″ O.D.). Hoffman-style collet has a 1″-14 NF thread and these bits are 8″ long. Other diameters and lengths are available – contact ASC for a quotation.
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