Enhance the precision and efficiency of your CNC milling and lathe operations with this premium set of ER11 Spring Collets, expertly crafted from high-quality 65Mn spring steel. Designed for stability and durability, these collets deliver excellent elasticity and high precision, making them ideal for work-holding in engraving machines and various machining applications. Each collet is individually packaged in a protective container with clear labeling, ensuring easy identification and organized storage. Key Features: · Premium 65Mn Spring Steel Construction: Provides stable performance, wear resistance, and long-lasting durability for demanding machining tasks. · High Precision & Fine Workmanship: Engineered with tight run-out tolerance of less than 0.015mm to ensure accurate tool holding and improved machining quality. · Excellent Elasticity: Offers reliable clamping force and flexibility to securely hold tools during high-speed operations. · Complete Set of 15 Sizes: Includes a versatile range of collets (1mm to 7mm, plus 1/8" and 1/4") to accommodate various tool diameters for diverse applications. · Individual Protective Packaging: Each collet is packed separately with a label for convenient identification and protection against damage. · Easy Installation: Designed to be placed into the collet chuck nut before insertion into the collet chuck, ensuring proper fit and optimal performance. Specifications: · Material: 65Mn Spring Steel · Model: ER11 · Size Range: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 1/8", 1/4" · Height: 18mm (0.7") · Outer Diameter (OD): 10mm (0.39") · Run-Out Tolerance: <0.015mm · Weight: Approx. 127g Package Includes: · 1 Set (15pcs) x ER11 Spring Collets This ER11 collet set is an essential accessory for CNC milling, lathe tools, and engraving machines, providing precise and secure tool holding to improve machining accuracy and efficiency. Its durable construction and comprehensive size range make it a versatile choice for professionals and hobbyists seeking reliable performance in their machining projects.