Makita 40V Max XGT Brushless Cordless 4-1/2/5 in. Paddle Switch Angle Grinder (Tool Only) with bonus 40V Max XGT 4.0Ah Battery GAG03Z-BL4040 - The Home Depot
Amazon.com: 4000mAh MAK40V for Makita 40V Battery Makita BL4040 BL4025B BL4025 XGT40V MAX 191B36-3 BL4025 Lithium Battery : Tools & Home Improvement