1. Brand: BRT/Bairuiite.
2. Material: Copper.
3. Name: Round head machine screw.
4. Surface treatment: protective oil.
5. Standard: GB/T818.
6. Packing description: plastic bag/carton.
7. Dimensions such as: M6 * 30 (thread diameter: 6mm, thread length: 30mm), not including the head length.
Package included:
According to your choice.