8-18 x 3/8 Six Lobe Flat Undercut Self Tapping Screw Type B Fully Threaded Zinc M12-1.5 and the full thread design

and the full thread design provides a secure hold

The 6-lobe pan head provides a low profile and a clean

The indented hex washer head provides a secure grip for driving and prevents slippage

The 1/2-13 x 3 Hex Cap Screw Grade 8 Yellow Zinc is a high-strength fastener designed for demanding applications

The thru-hardened process ensures uniform hardness throughout the washer

8-18 x 3/8 Six Lobe Flat Undercut Self Tapping Screw Type B Fully Threaded Zinc M12-1.5 and the full thread designThis 8 18 x 3 8 six lobe flat undercut self tapping screw is made of steel and has a zinc finish. It is a fully threaded screw with a type B head. The six lobe drive provides a secure fit and prevents cam out. The flat undercut head sits flush with the surface of the material being fastened. This screw is ideal for use in metal, plastic, and wood applications.