| 材质 |
高速钢 |
规格 |
直径*厚度*内孔(单位：mm),250*1.0*32,250*1.2*32,250*1.6*32,250*2.0*32,250*2.5*32,275*1.0*32,275*1.2*32,275*1.6*32,275*2.0*32,275*2.5*32,275*3.0*32,300*1.2*32,300*1.6*32,300*2.0*32,300*2.5*32,300*3.0*32,315*1.6*32,315*2.0*32,315*2.5*32,315*3.0*32,325*1.6*32,325*2.0*32,325*2.5*32,325*3.0*32,350*1.6*32,350*2.0*32,350*2.5*32,350*3.0*32,375*2.0*32,375*2.5*32,375*3.0*32,400*2.0*32,400*2.5*32,400*3.0*32,425*2.5*32,425*3.0*32,450*2.5*32,450*3.0*32,500*3.0*32,500*3.5*32,500*4.0*32 |