There are many cost effective circular saw and vacuum options that meet table 1 requirements for cutting fiber cement.
Fiber cement siding cutting tools.
If you plan to hang a lot of fiber cement though you ll want a chop saw with a proper blade that will allow you to cut several pieces at once.
The cleanest way to cut fiber cement siding is by using siding shears.
I recommend the turboshear tsf1a fiber cement pnuematic if you re looking to buy a pneumatic siding shear.
Fiber cement siding guillotine shear cleanly cuts 5 16 8 mm fiber cement siding without distortion or compression.
Even if you do invest in higher end tools the total cost per job is low.
A large stable support plate with board stop ensures straight square cuts in 8 1 4 210 mm wide plank.
Using a cost per square foot metric it s less than a penny per square foot.
Tons of fiber cement cutting gadgets are available but most jobs can be handled with just a steady eye and a standard circular saw fitted with a fiber cement blade.
To keep dust to a minimum use a circular saw that s equipped with either a dust collection bag or electric fan that blows dust into a bucket.
They are ergonomically designed because fiber cement is best cut from behind and thus the contractor can follow a line on the front.
Fiber cement snips are specially designed with hardened steel blades to cut the material in a smooth manner.
When cutting fiber cement siding with circular saw use a blade that has only four or six teeth.
Vinyl mounting blocks work best.
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 gable.
Pactool ss724 snapper shear pro fiber cement cutting shear works with any 18 volt cordless drill cuts and hardiebacker with minimal dust makes straight right angle curved and circle cuts 4 3 out of 5 stars 67 99 99 99 99 get it as soon as tue aug 25.
Typically siding shears use air pressure to power them and they shear or cut the siding like a pair of scissors.
A modern fiber cement shingle cutting tool used for the same purpose is the malco tsfc tubo shear fiber cement cutting tool also used to cut cement backerboard and similar products.