... 4.8 ,6.8,8.8,9.8....... Bolt M10,Iron Bolt,Steel Bolts.1.What’s the specification of our ... steel,Copper,Aluminum are available.Carton steel is high quality iron,such as 1022,1018,1010,1008,1015...Medium carbon steel ... is not easy to slide when fasteners match with machine,furniture ,drywall ,wood and so on.4. We have strict ... products!Welcome to call me any time !Tel:+86-15917002605 Iron Steel Bolts m10