1/4-14 x 1 1/2 6-Lobe Flat Self Drilling Screw Fully Threaded Zinc & Bake 5/16 The split lock washer is

The split lock washer is made in the USA and meets all applicable industry standards

With its ease of installation and secure hold

which provides a flush finish when it is screwed into a material

This 8-32 x 1 1/2 carriage bolt is fully threaded and has a black oxide and oil finish

while the square neck prevents the bolt from rotating during tightening

1/4-14 x 1 1/2 6-Lobe Flat Self Drilling Screw Fully Threaded Zinc & Bake 5/16 The split lock washer isThese 1 4 14 x 1 1 2 6 Lobe Flat Self Drilling Screws are fully threaded and made of zinc and bake. They are designed to drill their own pilot holes, making them ideal for use in a variety of applications. The 6 lobe drive provides a secure grip, reducing the risk of cam out. These screws are also corrosion resistant, making them suitable for both indoor and outdoor use.