For a slow but virtually dustless way to cut siding use power.
How to cut cement fiberboard siding.
The advantage of using the circular saw is that you can cut more than one board at a time.
Use your eyeware and ear protection.
You can use diamond cutting blades attached to your circular saw or sliding miter saw.
Use a specialized blade used with the saw such as mikita hardiblade or dewalts filber cement blade.
You have to make the cuts very slowly.
When cutting fiber cement siding with circular saw use a blade that has only four or six teeth.
Typically siding shears use air.
To keep dust to a minimum use a circular saw that s equipped with either a dust collection bag or electric fan that.
The snippers above will make wide radius cuts in fiber cement siding but pacific international s ss410 whippersnapper is the tool you need for amazingly tight radius work like arches radius.