Features Lightweight & Compact Design - Easy to install on your robot, this 12x12mm aluminum profile beam ensures effortless integration into your projects Versatile Applications - Ideal for various robotics applications, this L-shaped beam adapts seamlessly to your needs, enhancing your robotic designs Precision Manufacturing - Crafted with high accuracy, this aluminum extrusion profile guarantees a perfect fit every time, ensuring stability and reliability 40 Holes for Customization - Featuring 40 holes, this aluminum profile allows for flexible assembly options, making it an excellent framing material for advanced robotics Durable Aluminum Material - Made from high-quality aluminum, this beam combines light weight with exceptional strength and resistance, ensuring long-lasting performance Features: 1、Specially designed for cleaning bathtubs, showers, grout, interior decoration, bathroom s, floors, tiles, toilets and carpets, etc. 2、Can be used with electric drills(not included) to reduce the difficulty of housekeeping services. 3、Adopts nylon bristles, will not scratch the of the bathtub and shower tiles. 4、Included 3 different sizes and shapes of brushes that can be used to clean bathroom s. 5、Small and compact size, easy to carry and store, convenient to use and with good performance. Specification: Item Type: Drill Brush Set Material: Nylon Colour: Black Quantity: 3Pcs Drill Bit Connector Size: Approx. 1/4in Size: (D x H) Approx. 5.1 x 2.5cm/2.0 x 1.0in Approx. 10.2 x 2.5cm/4.0 x 1.0in Approx. 8.9 x 9.1cm/3.5 x 3.6in Package List: 3 x Drill Brush Scrubber Package List 3 x Drill Brush Scrubber