Features: Brand new and high quality This set of drill chuck wrench, electric hand drill and electric grinding is perfect for anyone who needs a reliable and versatile toolset. Made of high quality alloy material, this set is durable and wear resistant with a surface spray paint treatment that prevents rusting. The set is designed for people who want to have a reliable and easy to use toolset that can handle various tasks. Whether you are working on a home renovation project or a professional construction job, this set is perfect for you. With its high carbon steel construction and precise manufacturing, this set is built to last and can handle even the toughest jobs. Specifications: Name: drill chuck key wrench Color: black Material: alloy steel Specification: 10mm/1.5~13mm/5~16mm Features: high hardness/durability/wear resistance/long service life Applicable product: electric hand drill Package Includes: 3PCS x Drill Chuck Key Wrench note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item.