"TAPCON" MASONRY SCREWS
1-3/4" Hex Head 3/16 Diameter Fast installation. Replaces small diameter expansion anchors, plugs and screws in light to medium duty applications. No need to pre-spot hole. No inserts are required. Reversible and removable. Can be installed close to an edge. Thread design results in increased pullout values and lower installation torque. 'Climaseal' coating provides extra corrosion resistance. Applications: Electrical junction boxes, conduit clips, HVAC strapping, 2 x 4 lumber, wood headers, furring strips, hurricane shutters,window frames, jambs and sills, door frames to masonry, plywood backer boards to masonry, exterior insulation to masonry.