HIGH QUALITY MATERIALS: The Hex Socket Screw Drivers Wrench handles are made of high quality aluminum alloy, well processed by precision CNC will provide long service time.<br> 4 DIFFERENT SIZE: This set of tools contains 4 hex socket screw drivers wrench in different sizes of 4.0mm(M2), 5.5mm(M3), 7.0mm(M4), 8.0mm(M5) that meet your need.<br> ATTRACTIVE & DURABLE: High speed steel driver sockets have brushed finishing surface and have resistant to rust strong head which are more durable than common bits.<br> LIGHTWEIGHT & COMFORTABLE: Handle is lightweight and ensures a comfortable used. Hexagon nut can be widely used for repairing or assembling and removed for daily Making manual and RC Models Airplane Quadcopter FPV drones,HSP Tamiya Yokomo 3racing Traxxas cars<br> This is a High Cost-Effective set tools,the handle of hex socket screw drivers wrench is comfortable to hold. it make us easily to adjust screw rod, lock nut. A set include 4 different sizes hex socket screw drivers wrench will meet your basic need.<br> color: black<br> Material: Aluminum alloy, HSS<br> Surface Finishing: Brushed finish Nut Driver<br> Weight: 213g(approx.)<br> Package List:<br> 4pcs x Hex Socket Screw Drivers Wrench<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.