Cutting Edge Tools Diverting Blade Kit for 5/16 in. Fiber Cement Shears Diverting Blades coil excess material away for clean and continuous cuts Designed to fit most standard 5/16 in. fiber cement shears Eliminates jamming and provides a clear view while cutting Blades cut through hardiebacker underlayment, hardieplank siding, shingles and more Made in the USA