Bolt wedge anchor: Material: Carbon steel, SS Size: M6, M8, M10, M12, M16, M20 etc. Sleeve achor, fish scale. Specifications: Bolt wedge anchor: Material: carbon steel with zinc plated, or Stainless steel. We can supply you bolt wedge anchor with defference size as M6, M8, M10, M12, M16, M20 and different length as 40, 55, 70, 80, 95, 100, 115, 120, 130, 140, 180, 220, etc. Welcome to send us ...