8-18 x 1/2 #6HD PHILLIPS PAN HIGH LOW SCREW FULLY THREADED 410 STAINLESS STEEL AH The screw has a 1/4-20

The screw has a 1/4-20 thread size and is 3/4 inches long

These #8 countersunk finishing washers are made of steel and have a black zinc finish

The 8-18 x 1 1/4 Phill Full Contour Truss Self Tapping Screw Type AB Fully Thread Zinc is a versatile and durable screw designed for use in a variety of applications

6-lobe modified truss head

The screws are corrosion-resistant and have a tensile strength of 150

8-18 x 1/2 #6HD PHILLIPS PAN HIGH LOW SCREW FULLY THREADED 410 STAINLESS STEEL AH The screw has a 1/4-208 18 x 1 2 #6HD Phillips Pan High Low Screw Fully Threaded 410 Stainless Steel This screw is made of 410 stainless steel, which is a martensitic stainless steel that is harder and stronger than austenitic stainless steels. It has a Phillips pan head with a high low thread design. The high low thread design provides a better grip on the material being fastened, and it reduces the risk of the screw backing out. The screw is fully threaded, which means