Top quality, twin thread, multipurpose screw. Features a faster drive speed. Popular with the traditional carpentry professional; the preferred screw for screwdriver use.
Double-Countersunk Head for Reduced Shear Double Helix, Angled Thread for Speed Driving & Grip Zinc-Plated ...Top quality, twin thread, multipurpose screw. Features a faster drive speed. Popular with the traditional carpentry professional; the preferred screw for screwdriver use.
Double-Countersunk Head for Reduced Shear Double Helix, Angled Thread for Speed Driving & Grip Zinc-Plated Carbon Steel Construction Wax-Coated Partially Threaded Double-Countersunk Head for Reduced Shear Double Helix, Angled Thread for Speed Driving & Grip Zinc-Plated Carbon Steel Construction Wax-Coated Partially Threaded