It is not the safest practice so i would recommend cutting from the bottom side if you aren t extremely comfortable with a circular saw.
Blade for cutting laminate countertop.
Its extra hard steel blade body and brute carbide design are exceptionally sturdy and lend to the long life of the blade.
The best circular saw blade for cutting through laminate for a kitchen counter is one with many fine teeth at least 40.
The irwin marathon blades work pretty well.
When i cut countertops i runt he saw backwards.
In addition you should choose a narrow blade or one with thin kerf as it s called in saw talk.
7 1 4 circular saw blade diablo circular saw blades 60 teeth circular saw blades 20mm circular saw blades 41 2 inch saw 3 32 masonry.
Blades with carbide tips tend to last longer than regular steel.
Great value by olduhfguy.
Using a blade with upward orriented teeth is a rookie mistake as in most of the cases it will chip the laminate countertop.
This makes the lines more visible and protects the laminate surface from scratches.
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To make a sink cutout.
In addition the blade should have a medium to high tooth count.
A down cutting blade often called a laminate blade allows you to cut from the top side of laminate countertops without chipping the finished surface.