You are Buying a brand New And Factory Sealed HORUSDY PROFESSIONAL TOOLS 1 Screwdriver 1 Extension Adapter 25Pc Bits 11Pc Socket 37Pc Set. 37-piece screwdriver 1 Extension Adapter set for easily tightening and loosening fasteners; ideal for working on popular electric appliances, like air conditioners, washing machines, refrigerators, TVs, and more. 1 Screwdriver 1 Extension Adapter clockwise and counter-clockwise ratcheting and fixed in the locked position; driver?s free-spinning base allows for turning the handle while easily maintaining consistent pressure. Made of chrome vanadium steel that has been heat treated for hardness; corrosion-resistant finish for added strength; non-slip T-shaped handle provides added torque and a comfortable grip Plastic storage case included with dedicated space for the driver, sockets, and bits. Size range: 3 to 5H6 inch, 4mm to 14mm.