countersink

常見例句

• A tool for making a countersink.
  做螺絲釘孔的工具
• To drive(a screw or bolt) into a countersink.
  將鑽或螺栓置入埋頭孔
• Orthopaedic instruments.Drills, taps and countersink cutters for use with osteosynthese screws with asymmetrical thread and spherical under-surfaces.
  外科毉療器械.;矯形外科器械
• Keywords countersink diameter;peg;grip;
  鑽孔直逕;銷釘;握著力;
• drill and countersink combination
  尖角鈍角兩用鑽
• multiple-cutting edge countersink
  多刃錐口鑽
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