Optimum ER Style Collet Chucks & Spanners
Product overview
About this machine.
Optimum Maschinen is a respected German company known for manufacturing high-quality machine tools built to strict European standards. Since its founding in 2003, Optimum has become a trusted name in the metalworking industry, offering a wide range of equipment including metal lathes, milling machines, drilling machines, and grinding tools. Designed in Germany and engineered for precision, reliability, and durability, Optimum machines are used across workshops, training centres, and industrial environments throughout Europe and beyond. Their products are developed with a strong emphasis on innovation, safety, and compliance with European CE regulations, ensuring exceptional performance and long service life.
Optimum ER-style collet chucks provide a precise and versatile tool-holding solution for milling and drilling applications. Available in R8, NT30, NT40, NT50, BT30, BT40, and BT50 tapers, they accept a wide range of ER collets (ER16 to ER50) for flexible tool compatibility. Made from hardened, precision-ground steel, these chucks ensure excellent concentricity and secure clamping, ideal for workshop or production use.
Features:
- Versatile tool gripping across multiple ER collet sizes. Ideal for drills, end mills, reamers, and more
- High precision and repeatability, ensuring excellent concentricity per DIN 6499 standards
- Robust design featuring hardened steel construction and precision-ground taper for reliable clamp and durability
- Broad compatibility.Integrates smoothly with standard milling spindles and ER collet sets stocked by Scott Machinery
Spanners additional:
- ER16 - $12.00
- ER20 - $15.00
- ER25 - $27.50
- ER32 - $30.00
- ER40 - $35.00
- ER50 - $55.00
Spare Clamping Nuts:
- ER16 - $25.00
- ER20 - $27.00
- ER25 - $35.00
- ER32 - $38.00
- ER32 - $76.00 with bearing
- ER40 - $40.00
- ER40 - $80.00 with bearing
- ER50 - $95.00
Published data
Specifications
Scroll horizontally to compare models or capacities. Use these to shortlist. We’ll confirm the specification and configuration against the application.| Optimum | Optimum ER collet chucks | ||
|---|---|---|---|
| Taper | Type | Price Excl GST | |
| MT2 | -ER25 | $120.00 | |
| MT3 | -ER32 | $120.00 | |
| MT3 | -ER40 | $150.00 | |
| MT4 | -ER32 | $165.00 | |
| MT4 | -ER40 | $175.00 | |
| R8 | -ER32 | $125.00 | |
| R8 | -ER40 | $135.00 | |
| NT30 | -ER32 | $125.00 | |
| NT30 | -ER40 | $135.00 | |
| NT40 | -ER32 | $140.00 | |
| NT40 | -ER40 | $155.00 | |
| NT40 | -ER50 | $260.00 | |
| NT50 | -ER40 | $230.00 | |
| NT50 | -ER50 | POA | |
| BT30 | -ER25-60 | $169.00 | |
| BT30 | -ER32-60 | $170.00 | |
| BT40 | -ER16-60 | $156.00 | |
| BT40 | -ER16-100 | $162.50 | |
| BT40 | -ER20-60 | $156.00 | |
| BT40 | -ER20-150 | $180.00 | |
| BT40 | -ER25-60 | $169.00 | |
| BT40 | -ER25-100 | $175.00 | |
| BT40 | -ER32-60 | $170.00 | |
| BT40 | -ER32-100 | $175.00 | |
| BT40 | -ER40-80 | $182.00 | |
| BT40 | -ER50-90 | $300.00 | |
| BT50 | -ER16-100 | $280.88 | |
| BT50 | -ER25-100 | $295.00 | |
| BT50 | -ER32-100 | $300.00 | |
| BT50 | -ER32-200 | $490.00 | |
| BT50 | -ER40-100 | $320.00 | |
| BT50 | -ER50-100 | $430.00 |