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DuoPower Contractor-Strength AnchorsHillman Item #376472
DuoPower is a one-product solution for quick and easy fastening in a variety of applications and base materials. The gray nylon components automatically activate the optimum product function (expansion, folding, knotting) for the best hold. The red expansion wings support secure expansion and offer additional security to the gray component. Ideal for hanging electrical fixtures, drapery supports, kitchen and bathroom accessories, pictures, mirrors and more. Anchors with a drill size of 3/16" accept #4-6 screw sizes. Anchors with a drill size of 1/4" accept #6-10 screw sizes. Anchors with a drill size of 5/16" accept #8-12 screw sizes.