Wheel Bolt , 10.9-12.9 Grade, Material 40Cr.
wheel bolt ：Are you still troubled by lacking of quality selling high strength wheel bolt? Globe Truth is one of the professional manufacturers and suppliers of selling high strength track chain bolt and nut for wheel bolt in China, who has quality products for sale. With over 20 years experience and wide expertise, we can assure you the high quality and good performance of our products.
Product Information
Themechanical grade is 12.9, case hardening is HRC 38-42, Material is 40CR,and the surface is treated with bluing, screw thread has two type description, one is the metric system:M12-M24-6g, another is denominator system:1/2-1/4–2A.the specification can be customized
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