Metabo 18V 2.0Ah HPT Lithium Ion Battery

Lowe's charges $30 more for the same model. Buy Now at Amazon

Inside Track Club members get up to 40% off nearly 120 items. Not a member? It's free to join. Shipping adds $6.99 on most orders, unless there's oversize shipping charges. Use the store locator to see if the items you're looking for are available at your local Harbor Freight to avoid the shipping charges. Shop Now at Harbor Freight Tools

That's the best we've seen and a low by $10. Buy Now at Amazon

There's a good variety of tool batteries to save on here, and some budget options too. We've picked out this DEWALT 20V/60V MAX 12.0Ah Battery for DCB612 DCB609 for $79.99 ($20 off.) Shop Now at Woot! An Amazon Company

It's the best price we could find by $2. Buy Now at Amazon

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Amazon has hundreds of items marked as "Final Sale" in their deals section. These are liquidation items presumably and as final sale, can not be returned. In exchange, there are some incredibly low prices inside. Shop Now at Amazon

Save on a large variety of electronics in the outlet overstock section at Amazon. You'll score deals on video game accessories, keyboards, cables, and much more.

We've pictured the Baofend Handheld Ham Radio 2-Pack for $28 ($27 off). Shop Now at Amazon

It's marketed as non-toxic, earthquake resistant, and "interesting". Buy Now at Amazon

The free battery or tool with your chosen purchase will vary, though the value of the free item can be as much as $199. Eligible brands include DeWalt, Bosch, Metabo, and more. e've pictured this DeWalt XR 1/2" 20V Max Variable Brushless Cordless Hammer Drill  for $179 w/ FREE DeWalt XR Powerstack 20V Battery (free battery is worth $199.) Choose in-store pickup to dodge the $5.99 shipping fee, or get free shipping with orders of $35 or more by signing up to MyLowe's Rewards. (It's free to join.)  Shop Now at Lowe's

Save on a large selection of power tools, kits, accessories, and batteries. We've pictured the Metabo 1/4" and 1/2" 2-HP Cordless Router (No Battery) for $149 ($100 off, $20 under our April mention, and the lowest price we've seen). Shop Now at Amazon

There's a lot on offer here, of which we've picked out this Metabo HPT 18V MultiVolt 4-1/2" Cordless Angle Grinder for $86 (it's between $100 and $160 elsewhere.) Shop Now at Amazon

That's $60 off and the lowest price we've seen this year. Buy Now at Amazon