https://tools.woot.com/offers/milwaukee-2686-20-18v-4-5-5in-angle-grinder-4 Milwaukee M18 18V Brushless Cordless 4-1/2"/5" Cut-Off Grinder w/ Paddle Switch (Tool Only; 2686-20) on sale for $82.99. Shipping is free for Amazon Prime Members (must login with your Amazon account and select a shipping address in order for Woot to apply free shipping) or is $6 per order.