Overview During the past decade, Peter Smid wrote dozens of column for Shop Talkmagazine that addressed the full gamut of CNC topics, such as tapping and threading and knurling; program length and memory needs; G-codes, M-functions, cycles, macros ... and more still. Ever since Shop Talk ceased publication, these columns have been unavailable. Now, in CNC Tips and Techniques, we are delighted to bring them back--over 60 of the best of Peter's...