Upgrades your machining capabilities with the versatile ER11 Spring Collet Set Its comprehensive ranges of sizes and precise will improve your craftsmanship Designed for professionals and enthusiasts , this ER11 collet set is perfect for milling machines and engraving tool It provides a strong clamping force and wide ranges of sizes , ensuring high precise in various applications Achieve precise and efficient engraving with this ER11 Spring Collet Set high grade steel , it ensures durability and stability during high temperature operations The unique concave design of the collet chuck prevents and iron debris from affecting the accuracy of the tool holder With its hardened construction , it excellent hardness and toughness , deformation and cracking Whether you ' re working on home renovations or industrial projects , this ER11 collet set is a must have tool, Manufacturer: Watreketal