Description
1 4 x 1 1 2 Mushroom Spike Zinc Plated (100) Stainless Steel Rivet Steel Mandrel 1 3 16 x 6 Reduced 1 3 16 x 6 Reduced Shank Drill Bit (1 2 Shank) there is no secondary tightening operation required which greatly reduces the overall cost of an anchor installation