The MasonMate Zinc Plated Stud is made from Grade 5.8 Mild Steel and comes complete with a nut washer and stud end cut at 45° with hexagon drive. For use with resin systems.These MasonMate Zinc Plated Studs have the following specifications: Size: M10.Length: 130mm.Hole Diameter: 12mm.Fastens up to: 45mm.Min. Hole Depth: 90mm.Box Qty.: 10.PTDMAMSTUDM10