ZVD - Hex Socket Extension Adapter, 1/4' sds Plus Socket Bit and 1/4' 3/8' 1/2' Square Drill Bit in Stainless Steel and Chrome Vanadium Steel

【High Quality】Hard steel adapter for maximum durability, heavy-duty construction provides long life 【Ball Detent Design】Ball detent design for connection or a quick disconnect and to stay in place while driving 【Application】The universal stem? suitable for most electric screwdrivers, drills and chucks. 【Easy to Carry】Small size allows you to take your drill bit extension anywhere to perform anywhere. any job and can be stored in many tool bags 【Package】There are one hex socket and three square adapters in different sizes, and you can use the right one for different needs.