- Safety and handling: Before use, verify that all screws are tight. Hold the tool firmly during operation to prevent accidents. When changing the drill bit, disconnect the power. Do not remove chips by hand; use appropriate tools for cleaning. - Professional versatility: A multi-material tool suitable for making openings and circular cutouts in speaker enclosures, project housings, wood, and plastic panels. Working depth is up to 25 mm for wood, plastic, and gypsum board. Circle cutter reaches up to 200 mm in diameter. - Reliable, reusable components: The sharp drill bit and carbide tip can be reused after polishing. The hole diameter is adjustable by changing the distance from the tip to the center, enabling precise sizing for each job. Includes a wooden compass circle cutter design for accurate circular cuts. - Practical applications: - Create precise speaker openings or access holes in projector housings or cabinets. - Cut circular holes in wood panels, drywall, or plastic sheets for electrical outlets, lighting, or venting. - Produce large circular cutouts in woodworking or plastic fabrication projects with controlled diameter up to 200 mm. - Care and setup: When replacing the drill bit, power must be off. Chips produced during drilling should be handled with suitable tools to facilitate alignment and avoid hand contact.