CNC Milling Extension Rod 25mm Shank ER25 Collet Holder Straight Chuck, 100mm Length, Precision Ground, High Strength 42CrMo Alloy, Straight Shank Milling Extension for CNC Machining

CNC Milling 25mm ER25 Extension Rod, 100mm Length
✔️ Shank 25mm, ER25 compatible, 100mm long, precision ground

This CNC milling extension rod is a straight shank tool holder designed to extend reach for milling, drilling, boring, and tapping operations. It is compatible with ER25 collets and straight shank cutters, helping reduce tool changes and improve machining efficiency.

✅ Shank diameter 25 mm (1 in) fits ER25 collets
✅ Length 100 mm (3.9 in) extension for extra reach
✅ Material: 42CrMo alloy for high strength and durability
✅ Precision ground surface to reduce unbalance and improve safety
✅ Straight shank extension to match ER chuck and straight cutters
✅ Pack size: piece

💡 What is a CNC milling extension rod with ER25 shank used for in precision machining? This handy guide explains typical applications and benefits.
- extended reach for milling and drilling operations
- supports ER25 collets for secure toolholding
- helps reduce tool changes and setup time
- durable, precision-ground construction for stable performance

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