Mercer Industries Silver Lightning Saw Blade 8-1/2-Inch x 5/8-Inch 60 ATB Wood Cutting Ultra-Fine Finish Laser cut arbor reduces vibration and wear to keep rotation consistent Thin kerf produces a fast, clean and accurate cut Noise reduction anti-vibration vents reduce noise and vibration while stabilizing the blade producing a smoother, cleaner cut and longer blade life Heat expansion slots allow the blade to expand due to heat build up while keeping the cut accurate and controlled Smooth clean top finish No burning and swirl marks Clean edge cut No edge tear-outs No rough finishes