Adjustable hole saw (45–130 mm) — reliable, versatile cutting for workshop, construction, and DIY Key benefits One tool for many jobs: Adjustable 45–130 mm range covers small craft work and large construction tasks, so you can use a single hole saw for multiple projects instead of buying many fixed sizes. Cuts a wide range of materials: Designed to perforate metal, wood, plastic, gypsum (plaster), aluminum plate and similar materials with clean, consistent results. Durable and stable construction: The combination of aluminum alloy parts for strength and ABS components for toughness provides long-term stability and resistance to wear. Fast, simple setup: Unique three-claw design enables quick installation and removal without complex tools, speeding up workflow on the jobsite or at home. Compact and portable: Lightweight, space-saving design makes it easy to carry, store, and use anywhere. What makes it stand out Broad adjustability (45–130 mm) fits most common hole sizes, reducing the need for multiple saws. Material choices balance rigidity and impact resistance: aluminum alloy maintains cutting stability while ABS adds resilience to handling and knocks. Three-claw mounting provides a secure fit and fast swapping of the tool head, improving efficiency for repetitive or multi-material jobs. Features at a glance Size range: 45–130 mm adjustable Compatible materials: metal, wood, plastic, gypsum/plaster, aluminum plate, and similar substrates Construction: aluminum alloy components + ABS parts Mounting: three-claw quick-install design User level: suitable for professionals and DIY users Practical use scenarios 1) Electrical and plumbing installations: Quickly cut precise circular openings in drywall, plywood, or aluminum panels to route cables, install junction boxes, or fit pipe collars. 2) Cabinetmaking and furniture repair: Create clean, consistent holes in wood or composite panels for hardware, cable ports, or decorative insets without switching tools. 3) On-site construction or maintenance: Use the durable, portable unit for vent holes, conduit passes, or retrofit work on metal or plaster surfaces where fast setup and reliable cuts matter. How it solves common problems Reduces tool clutter: One adjustable unit replaces multiple fixed-size hole saws. Saves time: Rapid three-claw installation and a wide size range let you move between tasks without frequent tool changes. Improves reliability: Robust materials resist deformation and wear, keeping hole geometry accurate over repeated use. Versatile performance: Cuts multiple material types so you can tackle mixed-material jobs without changing equipment. Who should buy it Electricians, plumbers, carpenters, and maintenance technicians who need a flexible, durable hole-making tool. Home DIYers and hobbyists who want a simple, reliable solution for occasional cutting tasks across different materials. Included considerations Use appropriate drill and safety gear for each material. Check the host drill’s compatibility with the three-claw mount before use. This adjustable hole saw delivers adaptability, durability, and fast setup for a wide range of professional and DIY applications.