TECCPO Cordless Circular Saw, 4.0Ah 20V 4,500RPM Saw with Laser, 3 Blades(4-1/2"), Fast Charger, Max Cutting Depth 1-11/16''(90°), 1-1/8''(45°), for Wood, Plastic, Soft Metal and Tile Cuts - MTW510B - - Amazon.com
Making Accurate Cuts with a Circular Saw - Pro Tool Reviews
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REEKON M1 Caliber Measuring Tool for Miter, Chop, and Band Saws – Eliminates Need to Measure & Mark Materials, Reduces Cut Time and Increases Safety, Measures Flat & Round Materials - - Amazon.com