Features SMOOTHLY SURFACE: The surface of this boring head shank is exceptionally smoothly, providing a visually pleasing appearance and comfortable grip. Its ergonomic design ensures a secure hold for enhanced control and accuracy. QUICK AND EASY INSTALLATION: F1 boring head shank allows for quick and effortless installation and removal, saving you valuable time when switching between applications. You can easily complete the replacement, optimizing efficiency and productivity. ACCURACY ENGINEERING: With an accuracy of 0.005mm and a 60 degree angle, the boring head shank meets high accuracy requirements. It is equipped with a 1‑1/2‑18UNF thread, ensuring compatibility and ease of use for a wide range of applications. VERSATILE APPLICATION: This boring head shank is widely used for machining the inner surface of holes, boring hole end faces, and cutting holes. Whether in industrial settings or for other projects, it provides reliable and efficient performance in vario DURABLE AND DEPENDABLE: Crafted with premium materials and accuracy manufacturing, this boring head shank is built to last. It offers durability for prolonged usage, ensuring long term reliability and consistent performance over time. Specification: Item Type: F1 Boring Head Shank Material: High Carbon Steel Thread: 1-1/2-18UNF Accuracy: ≤0.005mm Type: Milling tool Package List:1 x F1 Boring Head Shank1 x Storage Box  Package List 1 x F1 Boring Head Shank 1 x Storage Box