countersinker

常见例句

A tool for making a countersink.
做螺丝钉孔的工具
To drive(a screw or bolt) into a countersink.
将钻或螺栓置入埋头孔
Orthopaedic instruments.Drills, taps and countersink cutters for use with osteosynthese screws with asymmetrical thread and spherical under-surfaces.
外科医疗器械.;矫形外科器械
Keywords countersink diameter;peg;grip;
钻孔直径;销钉;握着力;
drill and countersink combination
尖角钝角两用钻
multiple-cutting edge countersink
多刃锥口钻