High Precision Adjustable ER-40 Collet Chuck with D1-4 Mount
This ER-40 adjustable collet chuck delivers high concentricity and repeatable accuracy — ideal for turning, facing, and precision OD/ID work on your metal lathe. With a D1-4 camlock mount, it fits directly onto most mid-size lathes without modification and is perfect for toolroom setups or CNC retrofits.
🔧 View ER-40 Collet Chuck on eBay
The ER-40 system gives you excellent holding power across a wide range of shank diameters, while the adjustable body lets you fine-tune runout. Great for machinists working with round stock, toolholders, or precision components.
Key features:
- 📏 High precision ER-40 collet system
- 🌀 Adjustable design to fine-tune TIR
- 🔩 D1-4 camlock mount for secure installation
- ⚙️ Compatible with most mid-size metal lathes
- 🏭 Perfect for toolrooms, CNC, and manual setups
Whether you’re chasing tenths or upgrading your lathe’s versatility, this collet chuck is built for consistent, accurate clamping.
If you run a D1-4 spindle, this ER-40 setup is a serious precision upgrade.
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