11-04-2012, 10:43 PM
Well, the clearance is wrong for metal, and of course, they just beat the concrete into submission, but if you give them a little more back relief and a sharp edge, they will do pretty good. Just watch the temp, like I mentioned, you can melt out the braze. Use oil and fairly slow speed, heavy feed.
Planning to drill them with a drill motor, or on a dp or mill?
Planning to drill them with a drill motor, or on a dp or mill?