1/4-20 x 3/8 Combination (Phil/Slot) Pan Head Machine Screw Fully Threaded Zinc 5/16-18-.150 The split lock washer has

The split lock washer has two spring-like legs that dig into the surface of the bolt and nut

It consists of a threaded insert that is pressed into a pre-drilled hole

The zinc coating provides corrosion resistance and durability

Made of durable steel and coated with a zinc yellow finish for corrosion resistance

The 7/8-9 Slotted Heavy Hex Nut Plain is a durable and reliable nut that is perfect for a variety of applications

1/4-20 x 3/8 Combination (Phil/Slot) Pan Head Machine Screw Fully Threaded Zinc 5/16-18-.150 The split lock washer hasThis 1 4 20 x 3 8 combination pan head machine screw is made of durable zinc and features a fully threaded body. It has a combination Phillips and slotted drive for easy installation and removal. The pan head design provides a low profile and a finished appearance. This screw is ideal for a wide range of applications, including fastening metal, wood, and plastic.