特大轴承钢球，大型钢球，特大钢球�?nbsp; 1.特大轴承钢球规格:30MM----152.4MM 2.特种GCR15钢球具体规格: 30mm, 30.163mm, 31mm, 31.75mm, 32mm, 33.338mm, 34mm, 35mm, 34.925mm, 36.513mm, 38.1mm, 39.688mm, 40mm, 41.275mm, 42.863mm, 44.445mm, 4 5mm, 46.625mm, 50mm, 50.8mm, 53.975mm, 55mm, 57.15mm, 60mm, 60.325mm, 63.5mm, 69.85mm,. 70mm, 75mm, 76.2mm, 80mm, 88.9mm, 90mm, 100mm, 101.6mm, 110mm, 127mm, 152.4mm 3.轴承钢球材质: GCr15 康达钢球,品质保证,诚信合作,从我做起,这不只是说说而已! TEL:0635-8171783 FAX:0635-8250058 MOB�?3061****** web: