countersink

基本解释锥口钻

网络释义

1)countersink,锥口钻2)countersink for wood working,木工锥口钻3)sole cutting edge countersink,单刃锥口钻4)multiple-cutting edge countersink,多刃锥口钻5)countersinking of the rivet holes,钻铆钉孔锥口6)burr-drill,钻锥

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