... ANSI, JIS 3) Materials: stainless steel, GI, copperized,Low-carbon and mid-carbon steel We can supply fasteners according to DIN ... , ANSI, JIS, and BSW standards of all sorts and sizes. The main products are hexagon nuts, ... carriage bolts, roofing bolts, flat washes, spring washes, machine screws, and self tapping screws. Owing to high quality, punctual delivery ...