Category: Tapping
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Counterboring,Spot-facing and Tapping
Counterboring,Spot-facing and Tapping are very important machining to form the holes on the crate mould making and they use different kinds of machines: COUNTERBORING AND SPOT-FACING Counterboring is an operation intended to enlarge, for part of its depth, a hole previously drilled and produce a shoulder at the bottom of the enlarged portion. True seats…