General description Faithfull SDS Plus Square Box Cutter is specifically designed to create recesses for electrical back boxes. It is intended for use with a Faithfull tungsten carbide tipped circular cutter (FAISDSBOXCUT) to ensure precise cuts. The cutter forms a square shape measuring 77 x 77mm, making it ideal for single electrical back boxes. Technical specifications Size: 77 x 77mm Compatible with small 2kg SDS Plus hammer drills with 'Roto Stop' feature Not suitable for 5kg machines Installation Use with hammer action only Engage the rotation stop before use Attach the cutter to compatible SDS Plus hammer drills with Roto Stop feature Usage Designed to form recesses for electrical back boxes in walls Ensure the drill is set to hammer mode with rotation stop engaged Use with appropriate circular cutter for precise cuts Other information