Description: Widely used for repairing or assembling remote control helicoptor,car,boat,drone and other place. In different sizes of 4.0mm(M2), 5.5mm(M3), 7.0mm(M4), 8.0mm(M5) that meet your need. Made of high quality aluminum alloy,durable in use. Alloy replaceable bit, high strength, resistant to stripping breaking. The wrench size is engraved on each handle for easy identification. Simple and practical design, comfortable to grip and easy to use. Diameter of handle: 18mm Total length: 175mm Length of handle: 90mm Color:Black Weight：197g Package List: 1 x 4.0mm Hex key Socket Screw Driver 1 x 5.5mm Hex key Socket Screw Driver 1 x 7.0mm Hex key Socket Screw Driver 1 x 8.0mm Hex key Socket Screw Driver Total 4PCS.In different sizes of 4.0mm(M2), 5.5mm(M3), 7.0mm(M4), 8.0mm(M5) that meet your need.Widely used for repairing or assembling remote control helicoptor,car,boat and other place. Made of high quality aluminum alloy,durable in use. Length of handle: 9cm / 3.5in;Total length: 17.5cm / 6.9in;Length of cutting head: 8.5cm / 3.3in Simple and practical design, comfortable to grip and easy to use. Alloy replaceable bit, high strength, resistant to stripping breaking. UPC 048518401001 ASIN B08MX9K54C Color Black Brand Name Vgoohobby Head Style Flat Unit Count 1 Count Item Length 17.5 Centimeters Item Weight 0.19 Kilograms Manufacturer Vgoohobby Model Number XZ106 Material Type Aluminum Operation Mode Mechanical Package Quantity 1 Manufacturer Part Number XZ106