Track Bolt 1)Type:Bolts 2)Surface Coating: customized coating is available. 3) Main material: carbon spring steel 4) Good resistnce to both high and low temperatures 5) Widely application:Can be used in various corrosive mediums 6) Good hardness, Long service-life, durable. 7) Price: FOB price is competitive 8) OEM and ODM is accepted. 9) Certification: SGS and ISO9001. 10) Delivery time:30 days after receive your payment. 11) Application: Widely used in railway 12)packing: Woven bags+wooden pallet Contact Detail Skype:aliceyang009 QQ:975082058 Mobile:+86-15050462428 Email: aliceyang1314@hotmail.com