Makita DJS800Z Fibre Cement shears 18 Volt excl. batteries and charger
if you're cutting hardieboard with a saw, you don't know what you're missing. found them cheap secondhand. i bet the cordless ones would almost make putting up Hardie tolerable. : r/Tools
Shear for Laminate, vinyl siding, and Hardi | Contractor Talk - Professional Construction and Remodeling Forum
Field Tested: A Dustless Siding Shear From Bullet Tools | JLC Online
The Best Ways To Cut Cement Backerboard - YouTube
VEVOR VEVOR Board Cutter Drill Attachment, Board Shears Attachment with 360 Degree Pivoting Head, for Cutting Max. 0.5" Fiber Cement and 0.47" Plasterboard, Applicable with Most 1500-3000RPM Electric Drill | VEVOR UK
Makita DJS200Z 18v Brushless Metal Shear (Body Only)