[ 内孔8mm圆柄13mm ]
[ 内孔10MM圆柄13mm ]
[ 内孔12mm圆柄13mm ]
[ 内孔13mm圆柄13mm ]
[ 内孔14mm圆柄13mm ]
[ 内孔15mm圆柄13mm ]
[ 内孔加长20mm圆柄13mm ]
10MM示范
规格:8mm,10mm,12mm,14mm,15mm,16mm,20mm,25mm,30mm,40mm
材质:60碳钢