•【Precision Square Design】Specially crafted for square sockets, ensuring clean-cut edges without burrs for a perfect, flush installation. •【Premium Alloy Steel】Constructed from high-quality alloy steel, offering superior hardness and extended durability for long-lasting performance. •【Versatile Compatibility】Designed to fit standard 86-type and 118-type switch and socket sizes, making it ideal for various electrical installations. •【Professional-Grade Tool】Essential for electricians, plumbers, and DIY home renovators, simplifying the process of creating precise square openings. •【Efficient Performance】Eliminates the need for manual chiseling, significantly reducing labor and time required for installations. Specifications: •Material: Alloy Steel •Compatible with: 86-type and 118-type switch and socket sizes •Application: Wall drilling, electrical installations, plumbing work •Suitable for: Professional use and DIY home renovation •Shape: Square hole cutter Package included: •1 x Rapid Square Hole Punch