China supplier track bolts supplier railway bolts with nut washer t head bolts high

track bolt and nutModel No.All the famous brand of Excavator/DulldozerMaterial40CR,35CRMOFinishSmoothColorsBlackTechniqueHeating forgingGrade:10.9,12.9MachineHeating forging machineMOQ50 piecesFOB PriceFOB Xiamen USD 0.01-0.5/PieceCertificationISO9001 and SONCAPMaterialGradeHardness of boltHardness of nut40Cr10.9/12.9HRC38-42HRC29-3335Crmo12.9HRC39-43HRC29-33More Models for your reviewKOMASTU ExcavatorPC60;PC100;PC200:PC220;PC240;PC300;PC350;PC400HITACHI ExcavatorEX60;EX70;EX100;EX200;EX220;EX240;EX300;EX350;EX400SUMITOMO ExcavatorSH60;SH75;SH100;SH120;SH200;SH250;SH300;SH430KOBELCO ExcavatorSK60;SK100;SK100;SK200;SK300;SK330;SK400DOOSAN ExcavatorDH55;DH220;DH300VOLVOEC210;EC300;EC360HYUNDAIR60;R130;R200;R210;R290;KATOHD400;HD700;HD770;HD820SAMSUNGSE130;SE210;SE280;SE350We are the professional manufacturer of excavator undercarriages, export to many countries,such as:Australia, UAS, UK, Russia, Ukraine, India, Sri Lank, Dubai, Iran, Sudan, Algeria, South Africa,Viethnam,Ecuador, Chile, and so on.Also excavator buckets can be make, such as: Tilt bucket, Ripper,Grab, Quick coupler, V Drain bucket, Mud bucket, Dustpan bucket, Clamshell bucket, Skeleton bucket, Ripper bucket, etc. We can design bucket as customer request and make as your drawing. Advantage /Feature: 1. Available in various width to suit all makes and model of excavator and job applications, 2. We can produce the single or multiple order in a high quality, fast turnaround time frame 3. Our quality is tired and tested in China and we are proud to serive our customs in China and worldwide.Welcome to Inquiry and visiting.If you are interested in our products, pls contact with me freely.