SRGCL2525M06 External Turning Tool Holder for RCMT Inserts – BEYOND
Price shown is a starting point. Contact us for a precise quote based on your requirements.
SRGCL2525M06 External Turning Toolholder
Professional 25x25mm Left-Hand Shank for RCMT0602 Round Inserts
Product Overview
"Which left-hand toolholder is best for high-speed profiling and maintaining tight tolerances on complex radius contours?"
The Beyond SRGCL2525M06 is an industrial-grade external turning toolholder optimized for RCMT0602 round inserts. Round geometry is the industry gold standard for strength; without sharp corners, the insert is highly resistant to edge chipping and thermal cracking. This holder is engineered for profiling, contouring, and roughing where multi-directional cutting forces are present. Its left-hand configuration and 25mm shank provide the rigid foundation necessary for vibration-free machining in demanding steel and stainless steel applications.
Key Features
- ✔ 42CrMo Alloy Steel Body: Forged and heat-treated to HRC 42-45 for extreme durability.
- ✔ Optimized Chip Flow: The round insert geometry naturally facilitates chip thinning, reducing cutting temperature.
- ✔ Extreme Indexability: Round inserts allow for multiple fresh cutting edges per insert, lowering tool costs.
Technical Specifications
Screw Clamp
Round Shape
90° Approach
7° Relief
Left 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 | 5.905" |
| Insert Size | RCMT 0602** | Round 1/4" |
Recommended Cutting Parameters
| Workpiece Material | Speed (Vc) | Feed Rate (f) |
|---|---|---|
| Carbon Steel (P) | 180 - 280 m/min | 0.12 - 0.40 mm/rev |
| Stainless Steel (M) | 120 - 200 m/min | 0.08 - 0.30 mm/rev |
Required Insert: RCMT 0602** / RCGT 0602**
Optimized for 6mm round inserts for precision finishing and profiling.
View Compatible Inserts →Industrial Applications
- Shaft & Hydraulic Rod Profiling
- Turbine Blade Contouring
- Complex Radii Machining
- Roughing Forged Steel Components
Compatibility
Engineered for CNC turrets with standard 25mm (1.0") tool slots. ISO geometry ensures full compatibility with RCMT/RCGT 06 series inserts from Beyond and other international brands.
Beyond Brand Material Comparison
The Beyond Difference: Unlike standard carbon steel holders that lose accuracy under heat, Beyond toolholders utilize premium 42CrMo. This alloy provides 30% better damping capacity, meaning significantly less chatter and a 15-20% longer tool life for your carbide inserts during continuous radius turning.
Global Customer Feedback
"Perfect rigidity for profiling stainless. The 25mm shank fits my machine perfectly and there's zero vibration."
— Robert D., USA"Halter ist sehr präzise gefertigt. Die RCMT-Platten sitzen bombenfest. Top Qualität!"
— Klaus M., Germany"Superior surface finish compared to diamond inserts for radius work. Highly recommended."
— Marco V., Italy"Very reliable toolholder for mass production. Beyond is a trusted brand in our shop."
— Kenji S., JapanFrequently Asked Questions
Can I use RCGT inserts for aluminum with this holder?
Yes! The SRGCL2525M06 is compatible with both RCMT (standard) and RCGT (ground/polished for aluminum) 06mm round inserts.
Is this toolholder Right-Hand or Left-Hand?
The "L" in SRGCL stands for Left-Hand. Please verify your machine turret configuration before ordering.
Why use a round insert for profiling?
Round inserts have the strongest geometry, preventing edge chipping and providing superior surface finish at high feed rates on radii.
Material Pro Tip: High-Feed Radius Machining
When using the SRGCL2525M06, the actual chip thickness is less than the feed per revolution. For radius finishing, you can increase your feed rate by up to 25% compared to conventional tools, significantly reducing cycle times while maintaining a perfect finish.
Technical FAQ & Buying Guide
Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.
We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:
- For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
- For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
The optimal cutting parameters vary depending on the workpiece hardness and operation type:
- For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
- For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.
We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.
All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.