Buffalo Tools HDCCS714 Heavy Duty Circular Saw for $44.97 shipped after coupon code THDDAD5.  Here is a screenshot for your reference. It cuts up to 2.3" depth at 90°, 1-2/3" at 45°, features a 12-amp motor, and includes one 7.25" steel carbide tip blade and a blow-molded case.  Most places have it for over $130.