10-16 x 1 1/4 Indent Hex Washer Slot Self Tap Screw AB Serrated Full Thd 18-8 Stainless Steel 1 5/8 and two projections that help

and two projections that help to locate and align the nut during welding

It is made of alloy steel and has a black phosphate finish for corrosion resistance

while the full thread design ensures a secure hold in various materials

This 5/16-18 x 2 1/2 inch Grade 8 fully threaded carriage bolt is made of steel and has a yellow zinc finish

10-16 x 1 1/4 Indent Hex Washer Slot Self Tap Screw AB Serrated Full Thd 18-8 Stainless Steel 1 5/8 and two projections that helpThese 10 16 x 1 1 4" Indent Hex Washer Slot Self Tap Screws are made of 18 8 stainless steel and feature a serrated full thread. They have a hex washer head with a slot drive and are designed for use in a variety of applications. These screws are corrosion resistant and have a high tensile strength, making them ideal for use in outdoor or marine environments. They are also self tapping, which means they can create their own threads in the material