ProductsConstruction SuppliesFastenersAnchorsPOWERS®1/4"x 2-3/4" TAMPER PROOF SPIKE, CONCRETE FORMING 100/PKItem #POW03794Request InformationEmail Product LinkSpecificationsAnchor Diameter1/4"ApplicationTamper-proof vibration resistant anchor for use in concrete, block, brick or stone.BrandApproved VendorDrill Bit Size1/4"MaterialASTM B633 Zinc PlatedMin Hole Depth1-1/4"Quantity100/BX