1. [PREMIUM MATERIAL] Crafted from high-quality 40Cr fine alloy steel, this collet chuck holder is designed for durability and longevity. With a surface hardness of HRC 48-52 achieved through heat treatment, it ensures exceptional fatigue strength that withstands rigorous use in CNC milling applications.
2. [EXCEPTIONAL PERFORMANCE] This CNC milling tool holder is engineered for superior performance, showcasing high hardness and rigidity that promote excellent cutting efficiency. Experience impressive speed capabilities of up to 10,000 RPM, providing you with accurate results and improved production rates on your tasks.
3. [VERSATILE APPLICATION] Tailored for a variety of machining requirements, this collet chuck holder acts as a reliable tool handle. Its versatility makes it an essential accessory for woodworking, metalworking, and other tasks, perfectly suited for both professionals and hobbyists alike.
4. [ANTI-RUST AND ] Designed to resist the elements, this tool holder features a and anti-rust finish. This protective quality ensures that your investment remains in prime condition, allowing for consistent performance in various working environments without compromising its functionality.
5. [LONG-LASTING RELIABILITY] With superior craftsmanship, this collet chuck holder boasts a stable structure and exceptional durability. Your confidence in this product is bolstered by its long service life, making it a wise addition to your of hardware tools and power tool accessories.

Specification:
Item Type: Collet Chuck Holder
Material: 40Cr
Speed: 10000RPM
Accuracy: 0.05
Purpose: Tool handle

Package List:
1 x Collet Chuck Holder