Carriage bolts

Carriage heads are large smooth and domed with no drive.

• Stainless steel 18-8

  The most common stainless steel for general hardware use.

• Stainless steel 316

  A highly corrosion resistant grade of stainless steel. Ideal in salt water and chlorine environments. More expensive than 18-8.

• Zinc plated steel

  A low carbon steel for general use. Zinc plated for moderate corrosion resistance.

• Zinc plated grade 5 steel

  A tempered medium carbon steel. Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications. Zinc plated for moderate corrosion resistance.

• Grade 8 steel plain finish

  A tempered medium carbon steel. Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications. Unplated finish.

• Chrome plated steel

  A low carbon steel for general use. Chrome plated and polished for a mirror like finish.

• Hot dipped galvanized steel

  A low carbon steel for general use. Hot dipped galvanized (A153) for very good corrosion resistance.

• Silicon bronze

  Solid bronze. An alloy of copper with greater strength and corrosion resistance than brass. Exact color varies.