Littleduckling Metal Heavy Duty 1/2-20UNF 2-13mm Keyless Drill Chuck Self-tighten Keyless Chuck Quick Change Drill Bit Adapter Hardware Tool for Impact Driver Screwdriver Hammer Drill Rotary Tool

Parts List: 1x Drill Chuck + 1x Conversion Head OR 1x Drill Chuck + 1x Hex Shank Rod Detailed description: Specification: Product name: Drill Chuck Material: alloy Color: black + red Chuck diameter: 43mm/1.69 inch Total length: 75mm/2.95 inch Length (not included head): 62.5mm/2.46 inch Connection size: 1 / 2-20UNF Fixture range: 2-13mm/0.08-0.5 inch Package: drill chuck + conversion head drill chuck + Hex Shank Rod (optional) Application: impact driver screwdriver hammer drill rotary tool. Note: 1. Please allow 1-3cm measuring deviation due to manual measurement. 2. Due to the different monitor and light effect the actual color of the item might be slightly different from the color showed on the pictures. Thank you!