APT / Qbit SQ1000-S Single and SQ1000-D Double Gang Can Saw Blades Set of 2 eXact Rectangular Holes in Seconds QBits have a radially contoured blade to facilitate clean blade entry, also known as a clean start and prevents the blade from running. If your task requires you to cut wall boxes into drywall, the QBit is for you. Fits most oscillating multi tools and turns it into a hole making machine. Unlike a drywall saw that leaves unsightly torn edges, the QBit makes a perfect hole every time and it makes it fast and efficient. ---- Who needs to make rectangular or double holes in drywall for wall sockets: high and low voltage engineering, electrician, telephone, data, alarm/security, CCTV/IP camera, antenna, cable, bowl, automation, home theater, including CEDIA members, HAVC, drywall contractor/installer, etc. --- PTIA 2017 Tool Innovation Awards Winners --- Note: pack both blades in 1 . The 2 pack is designed and manufactured in the USA. Recommended: 18V or higher oscillating tool (some need adapter) ED / JB