3-in-1 Keyless Drill Chuck Adapter Half an inch-20 UNF Thread 1/16" to 1/2" Clamping Range with 3/8" to 1/2" Adapter with 1/4" Hex Shank for Impact Driver Wrench Rotary Hammer 

• Replacement Drill Chuck: A 1/2-20UNF, 1.5-13mm keyless self-tightening drill chuck made of premium alloy steel. Features strong clamping force, excellent wear resistance, and stable performance.
• Self-Tightening Ratchet Design: No chuck key required. Audible ratchet feedback when tightening or loosening. Easy to operate, improving work efficiency.
• Wide Compatibility: Features 1/2-20UNF thread and 1.5-13mm clamping range, suitable for most power drills.
• Versatile Shank Compatibility: Includes a 3/8" to 1/2" adapter for seamless use with 3/8" SDS-Plus and 1/4" hex shanks.
• Convenient & Practical: Easily convert your rotary hammer / impact wrench / impact driver into a drill without spending money on multiple tools.

Parts List: Ratchet Chuck x 1 Hex Shank Joint Bar x 1 Round Shank Joint Bar x 1 1/2" Adapter x 1 Rubber Ring x 1 Pin x 1 Description: Practical keyless chuck adapter is built with alloy steel , wear resistant and lasting , with 1/2-20 UNF threads and 3/8 inches to 1/2 inches adapter , compatible for use with rotary hammers , impact wrenches , impact screwdriver Key Feature: 【Compact Size】The ratchet chuck length of the impact drill chuck adapter is about 58 mm/2.28 inches , and the bottom diameter is about 43 mm/1.69 inches , which is compact and portable Specification: Product Name: Keyless Drill Chuck Adapter Texture: Alloy Steel Size: Ratchet Chuck Length: 58 mm/2.28 in Bottom Diameter: 43 mm/1.69 in Note: 1. There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color 2. Please allow slight dimension differences due to manual measurement