Milwaukee 5-1/2" x 7/16" Universal QUIK-LOK™ Extension 48-28-1030

The 7/16" Universal QUIK-LOK™ Extension has an innovative design that fits all 7/16" shanks - with or without a power-groove. The unique design requires no tools to change out bits, making it fast and efficient. These new extensions are impact rated for maximum durability.