Kahdsvby 1/20-20UNF Drill Chuck Adapter Change Rod SDS-plus Rotary Hammer Square Adjustment Hexagonal 1/4" Easy Installation

your fluted drive hammer drill for greater productivity. Suitable for drills of all with SDS-plus/Hex/Square chuck. Get the most out of your current hammer drill. Much less than buying a second rotary drill. Change and easy for different drilling jobs, avoid carrying two drill bits. Professional industrial grade adapter made of high quality steel, ultra- construction meets the demands of frequent use. High quality keyless chuck with 2-13mm opening for greater tool flexibility. Easy to install with SDS-plus/Hex/Square adapter included in the kit. The keyless allows you to quickly and easily exchange bits in and out of the chuck by hand, easily switch between bits and jobs.