BT30 BT40 ER16 ER20 ER25 ER32 ER40 45L Short Tool Holder ER Collet Chuck Milling BT30 Spindle CNC Mechanical Lathe Tool holder
Discover high-precision BT30, BT40, ER16, ER20, ER25, ER32, ER40, and 45L short tool holders with ER collet chucks for CNC milling and lathe applications. Durable, accurate, and compatible with industrial spindle systems.
Key points
- High-precision engineering for minimal runout
- Compatible with BT30, BT40, and multiple ER sizes
- Durable alloy steel construction for long-lasting performance
- Quick-change ER collet system for efficient tool swapping
- Ideal for CNC milling, drilling, and turning applications View product presentation
Hole Diameter: BT30-ER16-45
France
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Product presentation
Upgrade Your Machining Precision with Premium ER Collet Tool Holders for CNC and Lathe Systems
This high-precision tool holder set includes a range of standard sizes (BT30, BT40, ER16, ER20, ER25, ER32, ER40, 45L) designed for use in CNC milling machines and mechanical lathes. Constructed from durable alloy steel with hardened surfaces, these tool holders ensure optimal rigidity and accuracy during machining operations. The ER collet chuck system provides secure and quick tool changes, minimizing vibration and maximizing concentricity. Ideal for both industrial and professional workshops, this versatile tool holder supports various cutting tools and is compatible with most spindle systems. Perfect for precision metalworking tasks such as drilling, milling, and turning.
| Brand Name GUS |
| High-concerned chemical None |
| Origin Mainland China |
| Model Number BT30 BT40 ER16 ER20 ER25 ER32 ER40-45L |
| Certification CE |
| Application Milling Cutter |
| Material 20CrMnTi |
| Ontology Accuracy ≤0.002mm |
| Dynamic balance G2.5 30000rpm |
| Hardness HRC56°-58° |
| Carburizing depth > 0.8mm |
| Roundness <0.8μ |
| Surface roughness > 0.8mm |



















