Highlights: Finish: Gold Coated Material: Carbon Steel Screw Size: NO 9 Length Under Head: 1-3/8" Drive Size: T20 Drive Type: Torx Point Type: Gimlet Thread Length: 1-1/8" Shoulder Length: 0.162" Self Tapping Shank Use for wood to wood application 50 Screws per package WARNING: This product can expose you to chemicals