Feature: 1. COMPATIBLE AND VERSATILE: Easily connect a 10mm diameter round shank to a 1/2 inch threaded drill chuck adapter, expanding your drilling options for different applications.2. RELIABLE AND EFFICIENT: This adapter allows you to effortlessly connect your drill to a floor drill, ensuring a secure and precise connection for efficient drilling.3. SECURE CONNECTION: For added safety and stability during reverse movement, you can apply a threadlocker to the screw that holds the two parts together to ensure a reliable connection.4. EXPAND YOUR CAPABILITIES: By connecting this adapter to a drill, you will have a versatile tool with 3 interchangeable drill bits, perfect for easily tackling various garden drilling tasks.5. PERFECT SIZE: With a total length of 4.1 inches and a main body diameter of 3/4 inches, this adapter is compact yet sturdy, making it easy to handle, store and use. Specification: Item Type: Garden Drill AdapterMaterial: Carbon SteelWeight: Approx. 296g / 10.4 ouncesTotal Length: 10.4cm / 4.1inchBit Length: 4.3cm / 1.7inchDiameter: 2cm / 0.77inch Package List: 1 x Drill Adapter 3 x Drill Bit