1/2" X 2-1/4" Double Expansion Anchors | Bulk Box 300 grade-120-grit the strike pin anchor is

the strike pin anchor is an impact-expansion type concrete anchor used for medium to heavy duty applications

not for treated lumber

Secondary application - ferrous and non-ferrous metals

Industry leading grinding wheels formulated to deliver the highest productivity

Small diameter snagging and cutting wheels are designed to perform on a variety of metal applications

1/2" X 2-1/4" Double Expansion Anchors | Bulk Box 300 grade-120-grit the strike pin anchor isEmbedment: 2 1 4 Tension (lb): 5200 TPI: 13; Drill Size: 7 8 Expansion anchors are used in soft masonry and in materials of questionable strength with machine screws or machine bolts that are exposed to vibration or side pressure. Made of zinc alloy, expansion anchors are rustproof. The screw or bolt can be removed from the anchor if necessary and replaced while maintaining holding power. Double expansion anchors have two ends that, when expanded,