Powerpro, LB, 10 x 1.5-Inch, Gray Finish, Self-Drilling Metal-to-Wood Screws, designed for fastening steel roofing to wood purlins used in stud construction and plywood or OSB used in res. ididid Construction, Produced with Enhanced Corrosion Resistance Coating over Painted Heads, 2ml Powder Chromate Sealer, HWH with V-Neck Design, Adds Strength and Prevents Heads From Blowing Off, EPDM rubber is vulcanized Steel washer to form an excellent seal even when driving at an angle, fine-to-coarse thread transitions for superior holding strength on various wood substrates, micro-drill point reduces chipping Metal Hat Can Em, Man Bed in Rubber Grommet, Starts with Quick Finishes, Non-Stick Bit Included. Specifications: Color: grey. Size: 10 x 1.5 inches. Country of Origin: Taiwan Weight: 4.7 pounds