Overview

• Round head types are dome shaped with flat bearing surfaces
• They have a higher head height than pan head fasteners
• Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat
• It is used in high-stress, outdoor and corrosive applications
• Type U screws have large, flat points, multiple start threads and high helix body threads that quickly drive screws into sheet metal
• They give a positive location in prepared holes.