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BEYOND MDPNN External Turning Toolholder | For DNMG Inserts | 117.5° Lead Angle
The BEYOND MDPNN series is a high-precision external turning toolholder using M-type clamping (Clamp + Lock Pin), designed specifically for DNMG turning inserts. With a 117.5° side cutting edge angle (code: P), it provides excellent chip control, stable machining, and superior flank clearance during profiling and roughing operations.
✔ ISO Code Interpretation
| ISO Code Position | Description |
|---|---|
| 1st Letter: M | Clamping Method – M type (Clamp + Lock Pin) |
| 2nd Letter: D | Insert Shape – 55° diamond (for DNMG inserts) |
| 3rd Letter: P | Side Cutting Edge Angle – 117.5° |
| 4th Letter: N | Insert Relief Angle – 0° |
| 5th Letter: N | Toolholder Hand – Neutral (straight) |
| 4 Digits | Shank Height & Shank Width (mm) |
| Letter After Digits |
Toolholder Length Code: A=32, B=40, C=50, D=60, E=70, F=80, G=90, H=100, J=110, JX=120, K=125, L=140, M=150, N=160, P=170, Q=180, R=200, S=250, T=300, U=350, V=400, W=450, Y=500. |
| Last Two Digits | Insert Cutting Edge Length (from DNMG size) |
✔ Compatible Insert
DNMG + last two digits of model (e.g., DNMG1506, DNMG1104).
✔ Key Features
- High-stability M-type clamp + lock pin system
- Designed for DNMG negative inserts
- 117.5° approach angle for superior profiling capability
- High rigidity for CNC lathes and turning centers
- Improved surface finish & chip evacuation
- Suitable for steel, stainless steel, cast iron, and alloy machining
✔ Applications
- External turning
- Profiling and contouring
- Medium to rough machining
- General steel and alloy manufacturing
MDPNN Toolholder Specifications
| Model | Shank Height (mm) | Shank Width (mm) | Length Code | Toolholder Length (mm) | Insert Cutting Edge Length | Compatible Insert |
|---|---|---|---|---|---|---|
| MDPNN1616H11 | 16 | 16 | H | 100 | 11 | DNMG11 |
| MDPNN2020K11 | 20 | 20 | K | 125 | 11 | DNMG11 |
| MDPNN2525M11 | 25 | 25 | M | 150 | 11 | DNMG11 |
| MDPNN2020K15 | 20 | 20 | K | 125 | 15 | DNMG15 |
| MDPNN2525M15 | 25 | 25 | M | 150 | 15 | DNMG15 |
| MDPNN3232P15 | 32 | 32 | P | 170 | 15 | DNMG15 |
Why Choose BEYOND MDPNN Toolholders?
- Strict tolerance control for industrial accuracy
- Optimized clamping system for stable machining
- Excellent value for high-volume CNC workshops
- Compatible with all major DNMG insert brands
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