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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
1660 O/A Length 3-1/4 inches Flute Length 2-1/8 inches Point 135 degrees
box of 100 Caution: Always wear eye and ear protection at all times
Heat Treated Material ÕÌ_
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ELCO UltraCon Concrete Screws: 5/16 x 5, TrimFit Flat Head, Silver Stalgard Finish, Case of 250 hardhat 1660 O/A Length 3-1/4 inchesThe Elco UltraCon (Tapcon concrete silver screws) masonry fastening system offers optimal performance in concrete, brick or hollow block whether anchoring electrical boxes, clips, wood headers, plywood, furring strips, insulation, etc. Cold formed, carbon steel anchors, precision cut carbide drill bits and high quality installation tools all work together to provide excellent pull out and shear values. UltraCon screws feature nail points and high low
