10-24 x 1 1/2 Phillips Pan Full Thread Machine Screw Black Oxide WE while the 5 1/2 refers

while the 5 1/2 refers to the length of the bolt

while the flange helps to distribute the load and prevent the bolt from pulling through the material

It features a strong hex head that provides excellent grip and torque

The high collar design provides additional support and prevents the washer from embedding into soft materials

The step design allows for easy installation and removal

10-24 x 1 1/2 Phillips Pan Full Thread Machine Screw Black Oxide WE while the 5 1/2 refersThis 10 24 x 1 1 2 Phillips pan full thread machine screw in black oxide is a versatile fastener designed for a wide range of applications. Its Phillips pan head provides a secure grip for driving, while the full thread design allows for maximum holding power. The black oxide finish offers corrosion resistance and a sleek appearance. With its durable construction and precise threading, this screw ensures a reliable connection in various materials,