10-24 Stainless Steel Trim Head Machine Screws 18-8 Stainless Steel Includes 303 & 304 Grades #10-24 Right Hand Thread, UNC Fully Threaded For Use With A Pre Tapped Hole Or Matching Hex Nut. Rust and Corrosion Resistant Trim Head Hex Cap Screw Bolts are Designed to be Driven by a Socket or a Wrench. Please View Matching Nuts & Washers Below.