We offer discount for large quantity. We invite you to ! RC Model Tool 4PCS Hex Screw Drivers Hex Nut Socket Wrench Wheel Sleeve Wrench 4.0/5.5/7.0/8.0mm for Daily Instruction & RC Making Materials: Hex Head Screw Drivers Wrench Handles are made of alloy aluminum, well processed by high-precision CNC sales representative will ensure a long time of use.4 Different Sizes: This tool set includes 4 Hex Head Screw Drivers Wrench in various sizes 4.0mm(M2), 5.5mm(M3), 7.0mm(M4), 8.0mm(M5) to meet your needs. Attractive and : The high-speed steel sockets have a brushed finish surface and are rust-resistant, strong head that is more than ordinary bits. Lightweight and Comfortable: The handle is lightweight and comfortable to use. The hex nut can be widely used for repairing or assembling and disassembling for daily making handheld and remote-controlled airplane models, FPV quadcopter drones, HSP, Tamiya, Yokomo 3racing, Traxxas carsThis is a high-cost-effective tool kit, the handle hex head screw controllers wrench is convenient for storage. This is made easier for us to adjust the threaded rod, lock nut. The kit includes 4 different sizes of hex head bolt wrench driver to meet your basic needs. Color: BlackMaterial: Aluminum Alloy, HSSFew Finish: Brushed Finish Socket ScrewdriverWeight: 213g (Approx)Package List:4 pcs. x Hex Head ScrewOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm. About UsWe provide good product with best price, we support wholesale order/