Double end stud with nibs on flange

This multi-tooth bolt features a drive head with 12 contact points, enhancing torque transmission and reducing the risk of tool slippage.

車門鉸鏈

This screw features a rectangular head with a cup-shaped top.

a.) It is a specialized screw designed for applications where a low-profile head and precise fastening are required.

b.) The groove under the collar serves various purposes, such as enhancing grip and accommodating additional components.

T-bar is a useful tool that provides additional leverage for applications requiring significant torque, allowing users to apply more force to turn or manipulate a tool or fastener. Its simplicity and effectiveness make it a valuable addition to many toolkits.

Class 10.9 hexagon head with flange reduced body shank screw dog point