About This

• Includes a PacTool SS424 Backerboard Shear (6.5-amp motor) for cutting up to 1/2-inch thick Hardiebacker fiber cement underlayment and PacTool 42253 replacement blades (reversible, solid tool steel).
• The SS424 shear makes precise, fast and consistent cuts through backerboard with minimal dust.
• Replacement blades can cut up to 20,000 linear feet, enough for 15 average homes before needing to be flipped or replaced.
• Simple to install replacement blades by removing cap screws from shear head.
• Trusted PacTool brand used by contractors and DIYers for specialized construction and remodeling projects.