1. Easy to assemble and use. 2. Ideal for DIY projects on wood, aluminum, PCB, acrylic, plastic, and other materials. 3. Universal keyless chuck enables quick and easy accessory bit changes. Motor Specifications: - Rated voltage: 12 V DC - Operating voltage range: 3–12 V DC - No-load speed: 18,000–35,000 RPM - No-load current: 1 A - Shaft diameter: 2.3 mm Golden Chuck with Collets: - Type: High-precision - Collet sizes: 0.5 mm, 1.0 mm, 1.2 mm, 1.5 mm, 1.8 mm, 2.0 mm, 2.4 mm, 3.0 mm, 3.2 mm - Backshaft diameter (compatible with motor shaft): 2.3 mm Twist Drill Bits: - Shank type: Straight shank - Sizes: 0.5 mm, 0.8 mm, 1.0 mm, 1.2 mm, 1.5 mm, 1.8 mm, 2.0 mm, 2.3 mm, 2.6 mm, 3.0 mm (one piece each) - Color: Silver - Material: Metal Package Includes: - 1 x Motor - 1 x Golden chuck with 5 collets - 1 x Small wrench - 10 x Twist drill bits Note: Color may vary slightly due to lighting and display settings. Dimensions are subject to a tolerance of ±1–3 cm.