Creative Square Hole Cutter for Electrical Box, High-Strength SDS Plus Square Punch – Professional-Grade Hole Bit for 86-Type Junction Boxes, Concrete, Brick & Stone Drilling

size: 18*8.6*4.3 mm

• 【Precision Engineering】 Ensures accurate square holes for 86-type junction boxes.
• 【Essential tools】 Ideal for both professional and DIY electrical installations, this tool streamlines your workflow, making it an indispensable addition to your toolkit.
• 【Durable Steel Construction】 Made from heat-treated steel, it resists wear and maintains sharpness through repeated use. Suitable for tough job site conditions.
• 【Ergonomic Design】 Provides a comfortable grip and reduces hand fatigue. Convenient operation while more efficient material removal.
• 【It works efficiently on various materials such as drywall and wood】making it an indispensable tool for installing junction boxes in new builds, renovations or retrofit projects.