Cutting fiber cement siding needs to be taken seriously. long-term exposure to silica dust generated by cutting fiber cement siding during installation can lead to silicosis and other lung diseases. The best way to cut these materials are with tools like the two listed below.
Remember to always protect your lungs when cutting products that contact silica.
Remember to always protect your lungs when cutting products that contact silica.

PacTool SnapperShear Fiber Cement Siding Shear
- Cuts fiber-cement siding and other materials cleanly and quickly
- Blades last for up to 20 homes
- Beefy 6.5 amp motor for fast cutting
- Most powerful handheld shears on the market
- Precision-machined by computer for consistent cutting and optimal blade angle

EZ Shear - Fiber Cement Siding Cutter
This cutting tool from Bullet Tools is ideal for siding and siding trim products up to 20” wide and 1” thick, the 20” EZ Shear SST is perfect for fiber cement, vinyl, and cedar shake and features an adjustable fence, built-in ruler and dynamic cam system to focus power where it’s needed.
This cutting tool from Bullet Tools is ideal for siding and siding trim products up to 20” wide and 1” thick, the 20” EZ Shear SST is perfect for fiber cement, vinyl, and cedar shake and features an adjustable fence, built-in ruler and dynamic cam system to focus power where it’s needed.