YIXUAN Features: High-strength drill chuck with a clamping range of 1.5mm-13mm. 90-degree vertical positioning ensures accurate drilling and ease of use. Features a 10mm thick aluminum alloy base for stability and durability. Secured with four screws for safe and stable operation. Equipped with 10cm handles on both sides for comfortable two-handed operation. Simple setup—no need to clamp the electric drill; just dock and use. Compatible with electric drills having a chuck range of 10-13mm. Suitable for drilling wood, marble, round pipes, and other materials. Specifications: Product Name: Stand Drilling Guide Material: Steel/Aluminum Color: As shown Angle: 90 degrees Drill Bit Clamping Range: 1.5mm-13mm Size: Approximately 140 x 290 mm Compatible With: Electric drills with chuck range of 10-13mm Quantity: 1 piece Package Included: 1 x Stand Drilling Guide Note: 1. Conversion: 1cm = 10mm = 0.39 inch. 2. The actual color may vary slightly due to monitor brightness or lighting conditions. 3. Please allow slight variation due to manual measurement.