Wheel Bolts are manufactured by Lakshman Tools Pvt. Ltd. Lakshman Tools Pvt. Ltd. Is an ISO 9001:2000 accredited company that manufactures high tensile steel fasteners suitable for applications in different types of industries and automobile companies. The fastener products are sold under the brand name of " RHINO" . Wheel Bolts have the Strength Designation Class/Grade of 12.9. They are made of Heat Treated Alloy Steel. These Bolts are used in the making of light commercials vehicles & passenger cars.