... Stressing Anchor & Fixing Anchor7. Model: Single Anchor & Multi Anchor8. Parts: Anchor,Wedges,Bearing Plate,Spiral Bars, ... anchor, coupler, duct and fitting, mono jack, multi pulling jacks, oil pump power pack, swaging machine ... base/bearing plate, spirals, plastic/steel duct/pipe/tube, coupler/connector/joint etc.Material: alloy steel, casting ... etc. OD117*47mm Alloy Steel Multi-hole PC strand anchor