穿孔工具 meaning in English

perforating tool

Standard test method for shear strength of plastics by punch tool
用穿孔工具测量塑料剪切强度的标准试验方法
Use disposable or sterilized skin piercing equipments and follow standard hygiene precautions during acupuncture or tattooing . wear disposable gloves when in contact with blood
针灸或纹身时使用即弃或已消毒的穿孔工具，及采用标准的卫生预防措施。