The product is LB 10x3.75BLK Dry Screw. Easy and simple use kit. The product is manufactured in China.. Elegant design and finish.
Coarse Threaded Phosphate-Plated Steel Phillips Drive Drywall Screws feature horizontal indentations that help to securely fasten gypsum (drywall) boards to wood studs. Coarse thread screws are more popular, have higher pullout values and are faster driving.