1Flexible: Flexible extension rod, a practical screwdriver auxiliary tool, especially suitable for narrow places and places where ordinary screwdrivers cannot touch. 2Different Directions: These extension rods are very easy to control, can be rotated in different directions, will not restrict your work, easy to use. 3Multi Purpose: Multi functional extension rod, mainly used for computer cabinets, electrical cabinets, furniture, household appliances, small spaces, etc. 4High Quality Materials: These extension bar are made of high quality stainless steel and aluminum alloy materials, with high hardness and long service life. 53 Specifications: Soft extension bar set, including 1/2, 3/8, 1/4 total three specifications, you can choose according to actual needs, very convenient.