Shank Auto Feed Wood To Wood Interior Screw, Yellow Zinc Coating, 50 Screws Per Strip, #2 Square Flat Head, Course 2/3 Thread With Wax Lube, Sharp Point. Stores In Easy To Carry Tub With Handle, Fits Senco Duraspin, Tyrex, Milwaukee, Makita, Grabber Auto-Feed Screw Drivers Or Any Brand Using The Pam System, Applications Include Fastening Plywood To Wood.