Elco Crete-Flex SS4 Concrete Screws 410 Stainless Steel

Construction products from Textron Fastening Systems have a long history of reliable performance in a wide variety of applications. Our broad line includes the well-recognized Elco brand of construction fastening systems. Sold in Boxes of 100. Includes Proper Size Drill Bit We recommend that you get at least 1" of embedment in the concrete for proper fastening.