"KREG" 305 STAINLESS SCREW #10 COARSE WASHER-HEAD Size: 2-1/2" Head Style: Washer Thread: Coarse Kreg"s most common screw head type is the Maxi-LocTM which is a washer head screw The large bearing surface of the washer head is designed to seat securely in the bottom of the pocket, providing a tremendous amount of consistent clamping force on the joint line Stainless steel finish for weather resistance allowing screws to be used to exterior applications For use with hardwoods Count 250.