spiral taper reamer 螺旋槽式锥铰刀

hand reamer with spiral flutes 带螺线槽的手铰刀 ; 带螺线槽手用铰刀 ; 带螺线槽的手用铰刀

spiral-fluted roughing reamer 螺旋槽粗加工铰刀

spiral cut reamer 螺旋槽铰刀

spiral fluted reamer 螺旋槽铰刀

conical spiral fluted reamer 锥形螺旋槽绞刀

spiral flute reamer 旋转器

spiral fluted expansion reamer 螺旋槽可胀式铰刀

spiral flute hand reamer 螺旋槽手用铰刀