-Material: Carbon Steel -Mandrel: M3, M4, M5, M6, M8, M10, M12
-HIGH EFFICIENCY - With the greatest multiple of the arm strength of 36, the ergonomic, non-slip handles maximize the lever and facilitate the operation. -QUICK CHANGE - Riveting pliers with exclusive design Enables the easy changing of spindles and nose pads by hand, which makes riveting easier. -WIDE APPLICATIONS - Rivets can be used for but not limited to gutter construction, fiberglass roofing, nameplates, signs, decorations, ornamental objects, woodworking, air crafts. -SOLID CARRYING CASE - All pieces are packed in a rugged, compact carrying case for storage and portability. Each tool fits snugly into its respective place to prevent moving around and scraping.