CRL 1/4" x 1-1/4" #3 Phillips Flat Head Masonry Screws Quantity:Pack of 100 Wood's recommends that "All pads

Wood's recommends that "All pads should be replaced on a regular basis

Inverting can while discharging will cause freezing liquid spray to occur

and 1/4" (1

4-3/4" (121 mm) in diameter

and backlites

CRL 1/4" x 1-1/4" #3 Phillips Flat Head Masonry Screws Quantity:Pack of 100 Wood's recommends that "All padsComplete Anchoring System for Concrete Block and Brick Each Box Complete with Masonry Drill Bit Available in Slotted Hex Washer or Phillips Flat Head Styles CRL Masonry Screws actually cut into masonry while installing using specially sharp cut threads. They hold strong in concrete, brick or block eliminating the need for expansion anchors, plugs with screws, or power actuated fasteners. Common applications include: electrical conduit and J boxes;