Hillman 78-Count #6-8 and #8-10 Duopower Contractor Strength Anchor Kit

DuoPower Anchors are 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.