High quality carbon steel M8 x 50mm t screw surface is chrome plated, corrosion and rust free, pollution-free, high hardness.
The M8 hexagon sliding locking flange nut is made of high quality carbon steel with nickel plating on the surface to provide good rust proof performance, better performance, high hardness and long service life
T-screw is designed for aluminum profile, suitable for standard 8mm T-groove 40mm aluminum profile, and most other brands of 40mm aluminum profile.
4040 series aluminum profile accessories are widely used in building 3D printer, 3D engraving machine, CNC milling machine, CNC laser cutting machine, CNC plasma cutting machine, robot project, machine shield, workstation, etc.