The head of the anchor is stamped with a length identification code for easy inspection
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Crete-Flex fasteners then receive Elco’s unique Stalgard® coating process The combination of this unique heat treatment and silver Stalgard finish results in superior corrosion resistance
1/4-20 hex washer head machine screw assembled to a slotted aluminum sleeve and EPDM sealing washer
ELCO UltraCon Concrete Screws: 5/16 x 2-1/4, TrimFit Hex Head, Silver Stalgard Finish, Case of 1000 sst The head of the anchorThe 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