ITEM NAME:1PC 1.5-13mm Electric Hammer Keyless Drill Chucks with Hexagon Handle Thread Rod Descriptio n Material: alloy Color: black + silver Size: 107 * 43 mm Packing: 1pcs 1.5-13mm Drill Chuck 1pcs Hexagon Shank Connecting Rod High precision 3/8 "-24 UNF spindle thread and tapered hole. Ergonomically designed plastic casing eliminates the possibility of rust. The "click" locking mechanism maintains grip and avoids the possibility of slipping the tool during hammer drilling or when spinning/unscrewing. It is suitable for hand drill, hammer drill and screwdriver. Specification: Capacity: 1.5-13mm (1/2 ") Sa: 3/8-24 unf) We offer you what you need! 1PC 1.5-13mm Electric Hammer Keyless Drill Chucks with Hexagon Handle Thread Rod.1pcs Hexagon Shank Connecting Rod. We'd like to settle any problem in a friendly manner. 1pcs 1.5-13mm Drill Chuck. High precision 3/8 "-24 UNF spindle thread and tapered hole. We want to make sure you are happy with our item.