Pro Grade ER40 Nut Wrench Spanner For Collet Chuck Nut, Heavy Duty Carbon Steel Machining Tool, Fits ER40 Nut With 2.34 Inch Protrusion To Protrusion Diameter And 2.5 Inch Groove To Groove Diameter, Essential Tool

Premium ER40 Collet Nut Wrench 1pc for Heavy-Duty Machining
✔️ Fits ER40 nut; protrusion 2.34" (59.5mm), groove 2.5" (63.5mm), length 11.6" (295mm)

This heavy-duty collet chuck wrench is crafted from carbon steel to endure regular toolroom use and is ideal for tightening or removing ER40 nuts on milling machines, CNC lathes, and other collet-based setups.

✅ Carbon steel construction for durability
✅ Fits ER40 type nut with precise dimensions: protrusion 2.34"/59.5mm and groove 2.5"/63.5mm
✅ Anti-slip handle design for a secure grip during operation
✅ Total length 11.6"/295mm for reaching deep into tool setups

💡 What is a collet chuck wrench used for in machining? A handy tool for tightening or removing collet nuts on milling machines and tooling setups. - ER40 nut compatibility and secure grip - Anti-slip handle improves control during operation - Carbon steel construction ensures long service life