... of various expanding anchors(Metric Wedge, Drop in Anchor, Sleeve Anchor ). *material:carbon ... Drop in Anchor, Sleeve Anchor ).Specifications of Drop In Anchor:RELEVANT NAMES: DROP IN ANCHOR BOLT,ANCHOR FASTENERS, ANCHOR BOLT,DROP IN ... ANCHOR,concreate ancor,Expansion anchor,steel anchorFootstone: Concrete & Natural Hard StoneMaterial: Carbon Steel, Stainless SteelUsuage: Within the range ...