HIGH-STRENGTH SDS PLUS SQUARE HOLE PUNCH FOR 86-TYPE JUNCTION BOXES: Ideal for both professional and DIY electrical installations, this square hole cutter for electrical box streamlines your workflow, making it a valuable addition to your toolkit. PRECISION ENGINEERING: Features high-frequency welding technology for strong, durable welds. Smooth internal and external weld seams ensure precise engagement and accurate square holes for 86-type junction boxes. HIGH-STRENGTH CONSTRUCTION: Made from premium steel material for long-lasting performance and clean, accurate cuts. ERGONOMIC DESIGN: Designed for comfortable handling, helping reduce hand fatigue during prolonged use. EASY TO USE: Compatible with SDS plus rotary hammers for drilling into walls, stone, brick, and other common building materials. Suitable for applications such as electrical box installation, air-conditioning, oil fume exhausters, and sewer pipeline hole opening. Product Name: Square Hole Cutter for Electrical Box Specification: 2 Pack Color: As Shown Material: Metal Package Contents: 2 x Electrical Junction Box Hole Cutter Note: Light reflection and different display settings may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.