1/4-20 x 1 1/2 Slotted Indent Hex Washer Thread Cutting Screw Type 23 Full Thread Black Oxide 08NCUP188 The nut has a hex

The nut has a hex collar that provides a positive grip for easy installation and removal

These 5/16-18 Coarse Thread Finished Hex Nuts are Grade 5 and have a black oxide and oil finish

- Fully Threaded: Yes

The screw is 5 1/2 inches long and has a diameter of 1 1/4-7 inches

They are designed for use in exterior applications and are ideal for fastening decking boards to joists

1/4-20 x 1 1/2 Slotted Indent Hex Washer Thread Cutting Screw Type 23 Full Thread Black Oxide 08NCUP188 The nut has a hexThe 1 4 20 x 1 1 2 Slotted Indent Hex Washer Thread Cutting Screw Type 23 Full Thread Black Oxide is a versatile fastener designed for various applications. It features a 1 4 inch diameter and a length of 1 1 2 inches. The slotted indent hex washer head provides a secure grip for tightening, while the thread cutting design allows the screw to create its own threads in metal or plastic materials. The full thread design ensures maximum holding power,