13 PCs R8 Collet Chuck Set Our R8 collet chuck kit features a widerange of sizes and 1/8" to 7/8" clamping range, compatible with R8taper spindles and any R8 collet holder you have. With sturdyconstruction, 0.0012" TIR, and internal threading design, itensures unparalleled precision, durability, andcompatibility! When it comes to high-speed milling ofprecision parts, the stability of your collet is paramount. Our R8collet chucks are hardened and precision-ground to ensure arock-solid grip on your workpieces. No more worries aboutdeformation. Our collet chucks feature a polishedfinish that not only enhances precision but also boosts corrosionresistance. It ensures stable performance even in humidenvironments, providing an extended lifespan. With individually labeled storage boxesfor each collet chuck, you can easily pick and place them, keepingyour workspace tidy and your workflow efficient. Say goodbye toscattered tools and embrace the convenience of organizedprecision. Our R8 collet chucks are versatile andsuitable for milling machines, drill presses, boring machines,machining centers, and other equipment. They cater to the diversemachining needs of different machinery, enhancing work efficiencyand production versatility.