GFB2081.81/ GFB 2081.91钢基铜合金高精度导套
Steel with bronze backed high precision Bushings
GFB 2081.81
GFB 2081.91
材料: S45C+合金铜
Material: S45C Steel+Bronze Alloy
推荐座孔公差: H6级，
Housing tollerance: H6
