Specification :

Carriage Bolts (Round head square neck bolt)
Standard: ANSI/ASME B18.5 DIN603
Grade: 2, 5 ASTM A307 grade A Metric Bolt -Class 4.8, 8.8
Thread UNC, UNF
Surface: Plain, Black, Zinc plated, Yellow Zinc, Hot Dip Galvanized, Dacromet
Our factory is specialized in manufacturing Carriage Bolt, Track Bolt with Oval Neck, Guardrail Bolt.
Competitive Prices, Good Quality, Delivery on time.
Litian Fasteners Manufacturing Co.,Ltd
Tel: 86-572-2373192
Fax:86-572-2373193
ltfasteners@126.com
www.litianfasteners.co m