20mm-70mm Dia Bearing Steel Ball High Precision Bearing Balls Smooth Ball

Description

Product Description:
- Material: Carbon Steel
- Colour: Silver
- Shape: Unthreaded
- Ball Diameter: Ø20mm - Ø70mm
- Used for decorations, teaching experiments, mechanical accessories, hardware accessories, DIY bead bracelets, etc.
- Packing: Plastic bag / Carton box
- Features: high precision of bearing steel ball, high hardness, smooth surface and roundness
good, wear-resistant, not easy to rust.
Application areas: Steel balls are widely used in bearings, motors, hardware, electronics, iron art, mechanical parts, auto parts, precision instruments, medical equipment, fishing gear, toys and other fields
- Note: If you have special needs, please contact us, we can customize according to your needs!
Package include: According to your choice