Lo pointed tap, squeeze tap, tap U.S., British tap, tap cylindrical tube (G), taper pipe tap (RCNPT), various sizes and species lengthened tap and tap Ptilagrostis specifications.

• 螺尖丝锥、挤压丝锥、美制丝锥、英制丝锥、圆柱管丝锥（G）、圆锥管丝锥（RCNPT）、各种规格加长丝锥及和种规格细柄丝锥。