1/4-20 x 1 Phil Wafer Head #3 Point Self Drill Machine Screw Thd Full Thrd Black Oxide Oil 3/8-16-2B They have a hex washer

They have a hex washer head that provides a large bearing surface for increased torque and a serrated point that drills its own hole

This 10-24 x 3/4 Slotted Truss Machine Screw is a fully threaded screw made of zinc-plated steel

It is also great for use in DIY projects around the home

These 10-16 x 3 Square Drive Pan Self Drilling Screws are full thread and zinc plated

1/4-20 x 1 Phil Wafer Head #3 Point Self Drill Machine Screw Thd Full Thrd Black Oxide Oil 3/8-16-2B They have a hex washerThe 1 4 20 x 1 Phil Wafer Head #3 Point Self Drill Machine Screw Thd Full Thrd Black Oxide Oil is a type of screw that is commonly used in construction and manufacturing. It is made of steel and has a black oxide finish. The screw has a #3 point, which means that it has a sharp point that is designed to drill into wood or metal. The screw also has a full thread, which means that it has threads along its entire length. This type of screw is often used