5/16-18 x 2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc NS316 It is designed to prevent

It is designed to prevent loosening of nuts and bolts due to vibration or movement

dock lines

The 1/4-20 x 1/2 6-Lobe Pan Machine Screw Fully Threaded 18-8 Stainless Steel is a versatile fastener designed for various applications

This 1/4-20 x 4 Combination (Phil/Slot) Pan Head Machine Screw is fully threaded and made of zinc-plated steel

They are compliant with DIN 934 standards

5/16-18 x 2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc NS316 It is designed to preventThe 5 16 18 x 2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc is a versatile and durable fastener designed for a wide range of applications. It features a serrated hex flange head that provides a secure grip and prevents the screw from loosening. The full thread design allows for maximum holding power, while the case hardened zinc plating provides excellent corrosion resistance. This screw is ideal for use in metal, wood, and plastic