SPK C20-25-130L-2T 45° CNC Chamfering Tool – 25-39mm Chamfer Range, Nickel-Plated
Price shown is a starting point. Contact us for a precise quote based on your requirements.
Specifications:
- Designation: SPK C20-25-130L-2T
- Blade material:Coated
- Handle Diameter: 20mm
- Blade diameter : 25mm
- Total Length: 130m
- Chamfer range : 25-39mm
- Adapter blade : SEKT1204 SEHT1204
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Package Includes: A knife bar(not include blade)
Features
- Wide range of applications, can be used for grooving, chamfering, plane milling and other functions
- Rounded chamfer design, easy to discharge after cutting, more effectively improve the seismic strength
- The screw hole and the blade position form a positioning design, the bottom of the blade is close to the tool bar to reduce vibration
- It can be indexed four times during use, economical and affordable.
SPK C20-25-130L-2T 45° CNC Chamfering Tool – High-Precision Milling Cutter for Efficient Internal & External Chamfering
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Durable 45° Chamfer Milling Cutter – Ideal for CNC Machining with 25-39mm Chamfer Range & Nickel-Plated Finish
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High-Performance Chamfer Cutter for CNC – Precision 45° Angle, Smooth Chip Removal & Strong Impact Resistance

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.