Eureka Drywall Screw Phillips Drive Coarse Thread T3 Self Drilling 4.2 x 50mm #8 (300 Pack)

Ideal to install drywall to 3mm-4mm metal frame. Black phosphate coating for some corrosion resistance. For interior use only. How to use: Install with lower torque setting on drill to prevent pull through. Use a size 2 phillips bit. For high volume users; use a drywall bit for easier installation. Caution: the smaller head could pull through ceiling board more easily. Other uses: Can be used with a variety of materials such as plastic or soft metal that need to be installed into a thick metal structure (> 3mm thick metal). Size: 4.2 x 50mm #8. Pack: 300 pieces. Eureka code: T1B060.