The cleanest way to cut fiber cement siding is by using siding shears.
Cutting cemintitious siding.
Typically siding shears use air.
For the contractor who measures siding jobs by the square mile not the square foot i think the.
When cutting fiber cement siding with circular saw use a blade that has only four or six teeth.
You can use diamond cutting blades attached to your circular saw or sliding miter saw.
You have to make the cuts very slowly.
Use a specialized blade used with the saw such as mikita hardiblade or dewalts filber cement blade.
Cutting fiber cement siding stationary shears.
These are specialized to reduce the dust caused from cutting these planks.
To keep dust to a minimum use a circular saw that s equipped with either a dust collection bag or electric fan that.
Cutting fiber cement siding siding shears.
Makita and hitachi.
The advantage of using the circular saw is that you can cut more than one board at a time.