Hollow SocketProduct Details1.Feature - Universal 1/4'' hex shank is suitable for quick-change/release and secure locking of chucks, drill bits, driver and screw-gun.2.Material - Constructed from high hardness 201 stainless steel material with a corrosion-resistant electrophoresis finish, strength and durability.3.Size - 10mm nut driver, 140mm (5.51") socket length, 175mm (6.89") total length.4.Application - Widely used for fastening or loosening long hex nuts in high places, such as ceiling or ductwork, etc.5.Note - Please use a caliper to measure the diameter of the nut across flats, not a ruler.
eBay