Description
ST Fastening #12 14 x 1 1 4" Eclipse Steelbinder Self Drilling Metal Roofing Screw Black, Pkg 250 Self Drilling Screws Code Recognized: IAPMO ER 493 certified Code Recognized: IAPMO ER 493 certified for use in cracked and uncracked concrete A large washer style head increases pull through resistance and applies even clamping pressure across joints