Countersunk Head Locking Bolts

Specifications 1 Track Bolt/ Plow bolts & nuts /Segment bolts & nuts /Split Mask Link bolts/ OEM bolts & nuts 2 Material:40Cr,,35CrMo ,42CrMo 3 More than 10 years experience 4 ISO Grade 8.8 ,9.8,10.9,12.9 5 Surface Treatment plain,black,galvanize,white zinc, yellow zinc Description: 1).Made from fine high-grade alloy steel for greater toughness and fracture resistance. 2).Conform to DIN, ANSI, BS, JIS, and AS standards. 3).Both hot forged and cold drawing available. Bolts &