Boka NT40-ER collet chuck ER25 ER32 ER40 60 mm M16 precision
Boka NT40-ER collet chuck ER25 ER32 ER40 60 mm M16 precision - NT40-ER25-60 is backordered and will ship as soon as it is back in stock.
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Boka NT40-ER collet chuck ER25 ER32 ER40 60 mm M16 precision
Boka NT40-ER collet chuck ER25 ER32 ER40 60 mm M16 precision
The Boka NT40-ER collet chuck series includes sizes ER25, ER32 , and ER40 with 60 mm overhang and M16×2.0 thread. Each chuck impresses with its highest precision, with a concentricity of only 0.005 mm TIR , hardened and ground tool steel ( HRC48-52 ), and AT3 taper accuracy. Thanks to G2.5 balancing for up to 20,000 rpm, they are ideal for high-speed machining. Includes clamping nut and internal cooling, suitable for CNC milling and drilling machines.
Table of contents
NT40-ER25-60
The Boka NT40-ER25-60 collet chuck offers the highest precision for CNC machining. With only 0.005 mm TIR runout, hardened tool steel HRC48-52 , and a precise AT3 taper fit, it is ideal for precise milling and drilling. Thanks to dynamic G2.5 balancing up to 20,000 rpm, it supports high-speed applications. It features a clamping nut and internal cooling for improved performance and a longer tool life.
Product details and benefits
- Highest precision: Concentricity only 0.005 mm TIR for exact machining results.
- Robust quality: Made of hardened tool steel HRC48–52 , ground and surface finished.
- Exact fit: AT3 taper accuracy ensures precise tool holding.
- High speed: Dynamically balanced G2.5 up to 20,000 rpm .
- Practical features: With clamping nut and internal cooling.
- Universal application: Suitable for CNC milling machines, drilling machines and tool holders.
NT40-ER32-60
The Boka NT40-ER32-60 collet chuck guarantees precise results with only 0.005 mm runout. The hardened alloy steel body ( HRC48-52 ) ensures a long service life. With AT3 taper accuracy and G2.5 dynamic balancing, it is ideal for high-speed machining up to 20,000 rpm . Equipped with a clamping nut and internal coolant, it supports milling and drilling applications in CNC machines.
Product details and benefits
- Precision: Only 0.005 mm TIR runout for high accuracy.
- Material quality: Hardened steel HRC48–52 , ground and finished.
- AT3 Accuracy: Precise taper for exact tool holding.
- High speed: G2.5 balanced up to 20,000 rpm .
- Fully equipped: With clamping nut and internal cooling.
- Wide application: For CNC milling, drilling and holders.
NT40-ER40-60
The Boka NT40-ER40-60 collet chuck combines the highest precision with a robust construction. Featuring a concentricity of 0.005 mm TIR , hardened steel ( HRC48-52 ), and AT3 taper accuracy, it meets the requirements of professional CNC machining. Dynamic balancing G2.5 enables high-speed milling up to 20,000 rpm . The included clamping nut and internal cooling ensure efficiency and longer tool life.
Product details and benefits
- 0.005 mm TIR: Guarantees the highest precision during machining.
- Robust: HRC48–52 hardened steel with fine surface finish.
- Exact: AT3 taper accuracy for precise tool holding.
- High speed: G2.5 balanced up to 20,000 rpm .
- Equipment: With clamping nut and internal cooling included.
- CNC compatible: Suitable for milling and drilling machines.
Specifications
| Model | NT40×ER25-60 | NT40×ER32-60 | NT40×ER40-60 |
|---|---|---|---|
| L1 (mm) | 60 | 60 | 60 |
| L (mm) | 153.4 | 153.4 | 153.4 |
| D (mm) | 42 | 50 | 63 |
| M (thread) | M16×2.0 | M16×2.0 | M16×2.0 |
| L×W×H (mm) | 72×72×150 | 72×72×150 | 72×72×150 |
| NW (kg) | 1.25 | 1.35 | 1.40 |
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