Acme Tools offers a DeWalt 20-volt Max XR Premium Lithium Battery Pack for free with purchase of a select DeWalt power tool, as listed below. Shipping adds $6.49. Deal ends June 30. The tools, each $123 under what you'd pay elsewhere for these items separately:

• DeWalt 20-volt Max Li-ion Reciprocating Saw (pictured) for $99
• DeWalt 20-volt Max Lithium Ion 4.5" Cut-Off Tool for $99
• DeWalt 20-volt Max 6.5" Circular Saw for $99