Diamond Coated Twist Drill

The Glass Underground Verified independent store

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This diamond twist drill sheds material better than traditional diamond drills. We use this drill in the studio on our Manual Drill Press to drill holes and they cut like butter! C an also easily be used with a hand held drill! Will work on stone and plated metal too. Head Size: .9mm, 1.5mm, or 2.75mmShank Size: 3/32" Recommended speed: 5,000-10,000rpm. Show more