研磨钢球10 15 17 20mm耐磨钢球 硬度高使用寿命长

东阿县华信钢球尺寸表：

5mm,5.556mm,5.953mm,6mm,6.35mm,6.747mm,7mm,7.144mm,7.938mm,8mm,8.5mm,8.731mm9mm,9.525mm,10mm,10.3188mm,

11mm,11.1125mm,11.5mm,11.5094mm,11.9062mm,12mm,12.3031mm,12.7mm,13mm,13.494mm,13.5mm,14mm,14.288mm,14.5mm,15mm,15.5mm,15.875mm,16mm,16.5mm,16.6688mm,17mm,17.4625mm,17.5mm,18mm,18.2562mm.18.5mm,19mm,19.05mm,19.844mm,

20mm,20.5mm,20.637mm,21mm,21.4313mm,21.5mm,22mm,22.225mm,23mm,23.0188mm,23.5mm,23.8125mm,24mm,24.5mm

可生产钢球等级：G10、G16、G20、G28、G40、G60、G100、G200、G500、G1000。（数字越小等级越高，精度越好）

大量现货，发货快，支持加工定制，快速出货，欢迎来电咨询！！！