5/16-18 x 1/4 Coarse Thread Socket Set Screw Cup Plain KTT This washer helps to distribute

This washer helps to distribute the load of the screw and prevent it from pulling through the material being fastened

These 8-15 x 1/2 Phillips flat self-tapping screws are Type A fully threaded and have a black oxide finish

The 4-40 x 1/4 Combination (slot/phil) Pan External Sems Machine Screw Full Thread Zinc is a versatile and durable screw that is perfect for a variety of applications

5 Metric Square Flat 7

5/16-18 x 1/4 Coarse Thread Socket Set Screw Cup Plain KTT This washer helps to distribute5 16 18 x 1 4 Coarse Thread Socket Set Screw Cup Plain: * Socket set screw with a 5 16 18 coarse thread and a 1 4" cup diameter. * Manufactured from steel with a plain finish. * Designed to provide a secure hold in tapped holes. * Cup design provides a larger bearing surface for increased holding power. * Suitable for various industrial and automotive applications where a strong and reliable fastening solution is required.