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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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Reducing diameter of straight drill bits
I need to drill some 21/32 holes with a hand drill, not accessible to
drill press. I do not have a reduced shank 21/32 drill bit and new they cost $30+. I have a 21/32 straight shank drill bit, but it is too wide to fit any of my handheld electric drills, which go up to 1/2". I thought I could reduce a shank of that drill bit by simply chucking it in a lathe and taking off some diameter with a carbide tool. What are the drawbacks, if any, of doing so? i |
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