Long Reach CNC Milling Tool Extension Holder With Three Quarters Inch Shank 50mm ER20A-50L For Deep Hole Machining Straight Shank Spring Collet Rod Holder Beefy Durable High Hardness Construction
✔️ 3/4in shank, 50mm longer body for deep hole milling
The ER20A-50L long reach milling extension provides a stable, extended toolholder designed for deep-hole milling and reach-heavy CNC operations in manufacturing environments such as automotive and aerospace shops. This compact extension lets you access tight cavities and deep pockets where standard holders fall short.
| 寸法 | 値 |
|---|---|
| シャンク径 | 3/4 in (19.05 mm) |
| Body extension | 50 mm (1.97 in) |
| Clamping range | 1-13 mm |
✅ High-hardness construction with a 3/4 in shank diameter for durability
✅ Extended body length adds 50 mm (about 2.0 in) reach for deep hole work
✅ Precision-ground straight shank minimizes imbalance at high speeds
✅ ER20A-50L design clamps tooling from 1-13 mm for versatility
✅ Reduces tooling changes and lowers overall costs in complex setups
💡 What is a long reach milling extension used for in CNC machining? It helps reach deep holes and tight pockets in complex parts. - Handy extension for deep hole machining and reaching tight cavities - Maintains precision with a straight shank and precision-ground surfaces - Reduces tool changes and lowers overall costs in complex setups