12-24 x 1 1/2 Slotted Indented Hex Head Machine Screw Fully Threaded Zinc 4-40-3 The square head allows for

The square head allows for easy installation using a wrench

It is zinc plated for corrosion resistance and features a ribbed neck that helps to prevent the bolt from turning when tightened

8 grade indicates a tensile strength of 800MPa and a yield strength of 640MPa

The 4-40 x 2 Phillips Flat Machine Screw Fully Threaded Zinc is a small

12-24 x 1 1/2 Slotted Indented Hex Head Machine Screw Fully Threaded Zinc 4-40-3 The square head allows forThese 12 24 x 1 1 2 Slotted Indented Hex Head Machine Screws are fully threaded and made of zinc plated steel. They have a slotted drive and an indented hex head. These screws are designed for use in a variety of applications, including metalworking, woodworking, and construction. They are strong and durable, and they can be easily installed with a screwdriver or a hex wrench.