DescriptionThe item is a set of 4pcs simple and practical hexagonal screw drivers in different sizes, which are mainly made of durable hard metal material, and can be used to easily disassemble hex screws in RC helicopter or other places. With comfortable-to-grip handle and easy to use, it is really a wonderful Hex screwdrivers kit for choice. Features- Color: mainly red.- Material: durable hard aluminum alloy and steel.- 4pcs different head sizes: 1.5mm, 2.0mm, 2.5mm, 3.0mm.- Each total length: about 175mm.- Handle (Length*Diameter): about 90*18mm.- and Metal Hexagonal Screw Driver Hex Screwdrivers Tools 1.5mm 2.0mm 2.5mm 3.0mm.- for easily disassembling hex screws in RC helicopter or other places.- Simple and practical design, comfortable to grip and easy to use.1 * 1.5mm Hex Screwdriver 1 * 2.0mm Hex Screwdriver 1 * 2.5mm Hex Screwdriver 1 * 3.0mm Hex Screwdriver