Drilling P.C. Boards (tips solicited)
I am presently using small perforated breadboards that occasionally need the perforations enlarged for leads of larger devices such as diodes and resistors. Do I really need carbide drills and an e...
Forum Discussion
I got a bunch of small carbide bits from a dental tech who made dental appliances- they are still fine for my use, but for making crowns, etc. they are too dull. Might check around- they usually throw them out (not sure if they would in mexico though :))
