[ B10钻夹+5MM铜套 ]

[ B10钻夹+5MM钢套 ]

[ JTO钻夹＋5MM钢套 ]

[ JTO钻夹＋3.17铜套 ]

[ JTO钻头夹0.3-4mm ]

[ B10钻头夹0.6-6mm ]

[ JTO-5mm钢套 ]

[ JTO-3.17mm铜套 ]

[ B10-5mm钢套 ]

[ B10-5mm铜套 ]