8-18 x 1/2 Square Pan Self Tapping Screw Type B Fully Threaded Zinc 5/8-18 NTE The lag screw's coarse threads

The lag screw's coarse threads ensure a strong hold in wood or other soft materials

providing constant tension on the fastener

These 10-16 x 5/8" Phillips pan head self-tapping screws are Type AB screws with a fully threaded design and a black zinc finish

It is also known as a "sheet metal screw" because it is often used to fasten thin sheets of metal together

The screw has been tested to withstand 1000 hours of salt spray

8-18 x 1/2 Square Pan Self Tapping Screw Type B Fully Threaded Zinc 5/8-18 NTE The lag screw's coarse threads8 18 x 1 2 Square Pan Self Tapping Screw Type B Fully Threaded Zinc is a screw with a square pan head and a fully threaded body. It is made of zinc plated steel and has a Type B thread. The screw is 1 2 inch long and has a diameter of 8 18. It is designed for use in metal applications and is self tapping, meaning that it can create its own threads in the material it is being screwed into. The square pan head provides a good grip for driving the screw,