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

Single Unit Long Reach CNC Milling Extension 3/4in Shank
✔️ 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.

Dimension	Value
Shank diameter	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