pipe tap 管用丝锥 ; 管子螺丝锥 ; 管壁孔 ; 管螺纹丝锥

TAP PIPE SPRING 分接头管道弹簧

gas pipe tap 气管丝锥

pipe tap drill 管螺纹丝锥 ; 管螺纹丝锥钻

plug pipe tap 塞状管丝锥

pipe thread tap 管丝锥 ; 管螺纹丝锥

straight pipe tap 直式管用丝锥

combined pipe tap and drill 管用钻孔攻丝复合刀具

cylindrical pipe thread tap 圆柱管丝锥