Description:

DIMENSION- Overall dimensions: M8 x 40mm; Size: 45.5 x 13 x 13mm /1.79'' x 0.51'' x 0.51'' (Lx W x H); Head width: 13mm/0.51''; Cap thickness: 5.5mm/0.22"; Thread pitch : 1.25mm/0.05''; Performance Grade: 8.8. MATERIAL- Made from carbon steel material, have high hardness and a long service life surface treatment is black for good rust resistance and better performance. FEATURE- It adopts the design of reverse threaded hexagon head and carbon steel material to fix the components, which is ideal for industry and construction. ADVANTAGE- Carbon steel external hexagon head bolts have a smooth surface without burrs, deep and clear threads, uniform force and not easy to slip, easy installation can save you valuable time. APPLICATION- Widely used in the home and office appliance, communication equipments, ship assembly and other machinery industry.