electrical parts, automotive parts, electronic parts, stamping parts, stretch parts, power supply shell, chassis housing, machining parts and other hardware products

HIGH STRENGTH Fasteners， SIJIN supply to our customers with superior quality products and the best service,the standard including: ANSI/ASTM, DIN, BS, ISO, GB, JS, etc.and these products are used for Power Generation, Mining, Transportation, Petro-Chemical, Nuclear, Aerospace, Marine, and Medical industries.

Grade 2 Hex Head Cap Screws, Grade 5 Hex Head Cap Screws, Grade 8 Hex Head Cap Screws, Tap Bolts, Grade 8 Tap Bolts, Carriage Bolts, Lag Bolts, Plow Bolts, Hanger Bolts, Grade 8 Flange (Frame) Bolts, J Bolts, Step Bolts, Elevator Bolts and 12 Point Flange Bolts.

Hex Nuts, Jam (1/2 Thickness) Nuts, Heavy Hex Nuts, Nylon Insert Lock Nuts, Torque (Stover) Lock Nuts, Flange Stover Lock Nuts, ACME Thread Nuts,Wing Nuts, Acorn or Cap Nuts, K-Lock (KEPS) Nuts, Serrated Flange Lock Nuts, Cage Nuts, Grade 2 Hex Nuts, Grade 5 Hex Nuts and Grade 8 Hex Nuts. Machine Screw Nuts, Small Pattern Hex Nuts, T Nuts, Square Nuts, Left Hand Nuts, Castle Nuts and Slotted Nuts.