4-40 x 5/16 Slot Ind Hex Wash Taptite Alternative Thread Roll Screw Fully Thrd Zinc & Wax AQF The square flat nibs provide

The square flat nibs provide a strong hold in wood

They feature a fully threaded design for maximum holding power and a 6-lobe drive for easy installation with a standard hex bit

The zinc yellow coating offers corrosion resistance for long-lasting performance in various environments

The 3/8-16 x 1 Serrated Hex Flanged Washer Full Thread Screw is a type of fastener that is used to secure two or more pieces of material together

while the fully threaded body ensures secure fastening

4-40 x 5/16 Slot Ind Hex Wash Taptite Alternative Thread Roll Screw Fully Thrd Zinc & Wax AQF The square flat nibs provide4 40 x 5 16 Slot Ind Hex Wash Taptite Alternative Thread Roll Screw Fully Thrd Zinc & Wax: This screw features a 4 40 thread size and a 5 16 inch length. It has a slotted hex washer head and is made of steel with a zinc and wax coating for corrosion resistance. The screw is designed for use in metal applications and is self tapping, eliminating the need for pre drilling. It is ideal for applications where a strong, secure hold is required.