1 1/2-6 x 4 1/2 Coarse Thread Socket Head Cap Screw Black DFAR MBF8 It features a 6-lobe pan

It features a 6-lobe pan head that provides a secure grip and prevents cam-out

They are designed to meet the specifications of ASTM A325 Type 1 and are ideal for use in structural applications

This 5/16-18 x 1 1/2 Serrated Hex Flanged Washer Full Thread Screw is made of 18-8 stainless steel

It has a slotted indented hex washer head and a thread cutting point

The screw has a passivated and waxed finish for corrosion resistance

1 1/2-6 x 4 1/2 Coarse Thread Socket Head Cap Screw Black DFAR MBF8 It features a 6-lobe panThe 1 1 2 6 x 4 1 2 Coarse Thread Socket Head Cap Screw Black DFAR is a high quality fastener designed for demanding applications. It features a coarse thread pitch of 6 threads per inch, providing a secure hold in a variety of materials. The 4 1 2 inch length allows for deep penetration into the substrate, ensuring a strong connection. The socket head design allows for easy installation and removal using a hex key or socket wrench. The black finish