8mm6mm6.35mm6.5mm7mm7.5mm8.5mm9mm shiny steel ball, steel ball, steel ball, 2.9kg-9.5mm 7mm
- Product Code: B08H75R7J9
- Availability: In Stock
- This steel ball is carbon steel. The general steel ball is non-standard, and the shiny surface has no oil or water.
- Special steel balls for training to meet various requirements
- After strict screening, the wind resistance is small and does not deviate
- Accurate manual measurement of size
- Smooth mirror with uniform size