Features: Small portable size, very easy to take with you. Designed with four-size ports, very practical to use. Suitable for M2,M2.5,M3,M4 screw nut. Made of high-quality cast iron materials, very durable and wearable, a must have tool in your tool kit. It can be widely used in household DIY, Robet parts,woodworking, professional mechanics and so on. Specifications: Item Type: Hardware Parts/Machine Parts Model Number: B01246-50 Features: Multifunctional Material: iron Type: Spanner Usage: for E3D V5 V6 Nozzles Size:Pls See the Pictures Package Includes: 1X for Cross Wrench Sleeve note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.