Ridgid 18 Volt Drywall Cut-Out Tool Kit with 2.0 Ah Battery and Charger - Amazon.com
RIDGID Power Tools - The 18V Drywall Cut-Out Tool is a great solution to add to the job box. . It delivers a no-load speed of 28,000 RPM for fast cutting. .
Amazon.com: RIDGID 18-Volt Cordless Brushless Drywall Screwdriver with Collated Attachment (Tool-Only) : Tools & Home Improvement
RIDGID 18V Cordless 2-Tool Combo Kit with 5 in. Random Orbit Sander and Drywall Cut-Out Tool (Tools Only) R8606B-R84730B - The Home Depot