High-strength drill guide holder designed for accurate, stable vertical drilling Key benefits Secure grip on bits and drills: High-strength chuck with a clamping range of 5–13 mm keeps a variety of bit sizes firmly in place for safer drilling. Precise 90° vertical positioning: Adjustable angle handle lets you set the drill to a true 90° vertical position quickly, preventing off‑angle holes and improving hole placement consistency. Stable, durable support: Thick 10 mm aluminum‑alloy base provides rigidity during drilling, reducing vibration and improving finish quality. Safe, fixed mounting: Four included mounting screws allow secure attachment of the base to your workbench or jig for repeatable, accurate results. Comfortable, controlled operation: Dual 10 cm side handles let you change hands easily and maintain steady pressure for cleaner cuts and better control. Broad compatibility and versatility: Designed for use with drills that have a drill‑chuck size of 10–13 mm and for drilling a range of materials including wood, marble and round pipes. How this solves common problems Eliminates drift and crooked holes by locking the drill into a rigid vertical guide. Reduces bit wobble and improves hole roundness thanks to a strong chuck and solid aluminum base. Makes mounting and repeatable drilling simple with predrilled mounting holes and included screws. Improves operator comfort and control with ergonomic twin handles, minimizing fatigue during longer jobs. Practical use scenarios Furniture and cabinet assembly: Drill perfectly perpendicular holes for dowels, shelf supports and hardware on wooden panels. Tile and stone work: Guide your drill for accurate holes in marble or ceramic tiles without cracking or slippage. Pipe and conduit preparation: Clamp round metal or plastic pipes and drill clean, centered holes for fittings or mounting brackets. Specifications and what’s included Chuck clamping range: 5–13 mm Compatible drill chuck size: 10–13 mm Base material and thickness: Aluminum alloy, 10 mm thick Handle length: 10 cm on each side Mounting: Four screws included for secure fixing This drill guide holder provides a reliable, easy-to-mount solution for achieving straight, repeatable holes in a variety of materials while improving safety and operator comfort.