18V ONE+ HP Brushless 4-1/2" Angle... - RYOBI Tools
Ryobi P423 18V One+ Brushless 4-1/2" 10,400 RPM Grinder and Metal Cutter w/ Adjustable 3-Position Side Handle and Onboard Spanner Wrench (Battery Not Included, Power Tool Only) - Amazon.com
Ryobi HP Brushless Angle Grinder PBLAG01B - Pro Tool Reviews
Cordless angle grinder Ryobi R18AG7-0; 18 V (without battery and charger) - 5133002852 - Angle Grinders