... pallets, or according to the demand of the customersAbout Drywall Screw:1. Drywall screw, also called wallboard nail. Used for plasterboard and ... plasterboard and light steel keel connection.2. In the market, drywall screw general with black for many, that is black phosphate ... .The choose and buy of drywall screws standard 1. Screw head is round 2. Sharp point3 ...