, 2.60. Hexagon screw bolt .12 * 9, 10 * 9 bolts. 8 * 8 bolts 4.8 bolts. Double-headed screws. Channeling wall screws. Copper screws. Stainless steel screws. Yuan machines, machine-ping. Vientiane Nut . Stainless steel, copper, iron, nuts. .... Dacromet plating since the attack since the drilling expansion screws and screw feet screws. Custom make all kinds of special-shaped pieces of high strength bolts

(GB30, GB5780, GB5781, GB5782, GB5783, GB52, GB6170, GB70, GB1228, drilling products such as the end of screw) customized non-standard fasteners 4.8, 8.8, 10.9, 12.9 quantities