ITEM NAME:Extension Screwdriver Drill Bit Flexible Shaft Hold Connecting Link Tool 129mmOZ.The head of shaft can be mounted hexagonal shank screwdriver bits. Two ends: one end is outer hex, connects to drill; the other end is inner hex, connects to screwdriver. Mainly suitable for those narrow dead space where screwdriver can not work, such as computer chassis, power cabinets, furniture, appliances and so on.
