Sears offers the Craftsman C3 19.2-volt 4.5" Angle Grinder , model no. 2904, for $45.99. Plus, Shop Your Way Rewards members receive around $34 in SYWR Credit. (Not a member? It's free to join.) Opt for in-store pickup to avoid the $6.25 shipping fee. (You can also spend $49 or more to qualify for free shipping.) Assuming you'll use the credit, that's $38 off list price and the best deal we could find. It features a vibration-dampening handle, lock button, and adjustable debris guard. Deal ends March 29.
Of note, Shop Your Way Rewards members may be eligible for additional credits and discounts. Plus, Shop Your Way Max members are eligible for free shipping.