Fixed Bolt Screw Folding M365 Scooter Replacement Parts Pothook Replacement
& 45# Steel】The fixed screw 45# is carbon structural steel, carbon content is 0.42-0.50%, with 610 Mpa tensile strength, and yield point is 360 Mpa. Fastener Type Screw. Screw Head Style Flat. Exterior Finish Unfinished.