5/16 x .016 NAS1149 Military Flat Washer 18-8 Stainless Steel DFAR HTF and it has a wax

and it has a wax coating for improved lubrication and ease of installation

which means it can withstand a high amount of torque

The no nibs design means that the screws do not have any sharp points that can damage the wood

10-9 x 3 Square Drive Round Washer Head Deep Thread Wood Screw 2/3 Thread Zinc:

Its compact size and 1 1/2-inch length make it ideal for use in confined spaces or where a strong and discreet fastener is required

5/16 x .016 NAS1149 Military Flat Washer 18-8 Stainless Steel DFAR HTF and it has a waxThe 5 16 x . 016 NAS1149 Military Flat Washer is a thin, circular piece of 18 8 stainless steel used to distribute the load of a fastener and prevent damage to the surface of the material being fastened. It has an outer diameter of 5 16 inches and a thickness of . 016 inches. The washer meets the specifications of NAS1149, a military standard for aerospace fasteners, and is DFAR compliant, meaning it is manufactured in accordance with the Defense