SRDCN2525M06 External Turning Tool Holder for RCMT Inserts – BEYOND
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SRDCN2525M06 External Turning Toolholder
Heavy-Duty 25x25mm Neutral Shank for RCMT0602 Round Inserts
Product Overview
"Which heavy-duty toolholder provides the highest stability for complex profiling using small 6mm round inserts?"
The Beyond SRDCN2525M06 is a high-rigidity external turning toolholder designed for RCMT0602 round inserts. The 25x25mm shank provides a massive foundation for the small 6mm insert, virtually eliminating vibration during high-speed profiling. Its neutral orientation allows for symmetrical approach angles, making it perfect for machining complex contours from both directions. By utilizing round inserts, this holder excels in dissipating heat and maintaining edge strength in difficult materials like stainless steel and high-temp alloys.
Key Features
- ✔ 42CrMo Alloy Steel Body: Forged for maximum tensile strength and impact toughness (HRC 42-45).
- ✔ High-Precision Pocket: Specifically CNC-machined to hold RCMT06 inserts with zero play, ensuring repeatability.
- ✔ Neutral Symmetry: Eliminates the need for multiple toolholders by performing left, right, and face turning.
Technical Specifications
Screw Clamp
Round Shape
Neutral/45°
7° Relief
Neutral Hand
25x25mm
150mm Len
RCMT06
| ISO Parameter | Metric (mm) | Imperial (inch) |
|---|---|---|
| Shank Size (H x W) | 25 x 25 mm | 1.0" x 1.0" |
| Total Length | 150 mm | 5.91" |
| Compatible Insert | RCMT 0602** | Round 1/4" |
Recommended Cutting Parameters
| Material Group | Speed (Vc) | Feed Rate (f) |
|---|---|---|
| P (Steel) | 150 - 260 m/min | 0.10 - 0.30 mm/rev |
| M (Stainless) | 100 - 170 m/min | 0.08 - 0.25 mm/rev |
Required Insert: RCMT 0602** / RCGT 0602**
Optimized for 6mm round inserts to achieve high-precision profiling on large workpieces.
View Compatible Inserts →Common Applications
- Heavy-Duty Shaft Profiling
- Complex Contouring on Large Lathes
- Turbine Blade Base Machining
- Radius Transition in Heat-Treated Parts
Compatibility
Compatible with all CNC turrets using 25mm tool holders. Standard ISO geometry ensures compatibility with RCMT 06 series inserts from Beyond, OYYU, and other global tool brands.
Beyond Brand Material Comparison
The Beyond Difference: While standard holders use C45 steel, Beyond toolholders utilize premium 42CrMo steel. This alloy offers significantly higher fatigue resistance and vibration damping. For the SRDCN2525M06, this means the massive 25mm shank absorbs the harmonics of the 6mm insert, resulting in a glass-like surface finish and extended carbide life.
Global Customer Feedback
"Massive shank for a small insert. Zero vibration even at high Vc. Best profiling tool in my shop."
— Robert D., USA"Hervorragende Qualität. Der Plattensitz ist extrem präzise. Schnelle Lieferung nach Deutschland."
— Dieter W., Germany"Excellent toolholder for my Mori Seiki. The finish on stainless is superb."
— Marco V., Italy"Very reliable. Accuracy is equal to top-tier Japanese brands but at a better price point."
— Kenji S., JapanFrequently Asked Questions
Can I use RCGT inserts for non-ferrous metals?
Yes! The SRDCN2525M06 is fully compatible with both RCMT (standard) and RCGT (ground and polished for aluminum/copper) 6mm inserts.
What are the advantages of a round insert?
Round inserts have the strongest cutting edge. They allow for multiple indexing points and vary the chip thickness as the depth of cut changes, which is ideal for profiling.
Is the clamping screw and wrench included?
Yes, all Beyond toolholders are shipped with a high-tensile screw and the corresponding Torx wrench.
Material Pro Tip: High-Efficiency Contouring
When using the SRDCN2525M06, the round insert allows for much higher feed rates because the "chip thinning" effect is maximized on radii. For roughing applications, increase your feed by 15-20% compared to standard diamond tools to significantly reduce cycle times.
Need Help With BEYOND Inserts?
Looking for a BEYOND equivalent, alternative grade, or sample catalog? Our CNC specialists have helped 50+ manufacturers in aerospace, automotive, and medical machining source the right tooling at 30–50% lower cost than OEM prices.
This BEYOND insert is in stock. 24-hour quote response. ISO 9001 certified. Ships from Hangzhou in 3–7 days.
Technical FAQ & Buying Guide
When choosing CNC cutting tools, check the full model code, dimensions, grade and selected variant before ordering. Do not rely on the product image alone.
For carbide inserts, tool holders, drills and end mills, compare the mounting dimensions, connection type and manufacturer's specifications with your holder or machine. If you are unsure, share your existing part number and machining application with us before ordering.
Check the product listing for the selling unit, pack quantity and included components. If it is unclear whether the price is per piece or per pack, or whether a tool body and inserts are sold separately, contact us before purchasing.
Select cutting speed, feed rate and depth of cut using the relevant manufacturer's recommendations for your tool model, workpiece material, machine conditions and coolant method. The same settings are not suitable for every product or application.
Our automatic quantity discount is 6% off for 2–9 items and 12% off for 10 or more items, based on the total product quantity in the cart. Other offers may not combine with this discount; check the applicable offer conditions.
According to our shipping policy, orders are typically processed and shipped within 1–3 business days after confirmation. Delivery generally takes 5–20 business days, depending on your destination and shipping method. Customs clearance or unforeseen delays may affect delivery times. A tracking number is sent by email after shipment.