BEYOND SVVBN1212H11 External Turning Tool Holder 12mm Shank for VBMT1103
Price shown is a starting point. Contact us for a precise quote based on your requirements.
BEYOND SVVBN1212H11 External Turning Tool Holder
Product Overview
"Which 12mm tool holder is best for high-precision 72.5° profiling on small CNC lathes using VBMT 11 inserts?"
The BEYOND SVVBN1212H11 is a precision-engineered, neutral-hand (N) external turning tool holder with a compact 12x12mm shank. Specifically designed for 35° rhombic VBMT 1103 or VCMT 1103 inserts, it is the ideal choice for small parts profiling and intricate contouring. Its 72.5° approach angle provides excellent clearance, ensuring maximum stability and a mirror-like surface finish in steel, alloy, and non-ferrous machining.
Key Features
- ✔Quenched Alloy Steel: Heat-treated to HRC 42-45 for superior vibration resistance and long-term durability in continuous production.
- ✔72.5° Profiling Lead: Optimized for high-clearance facing and contouring without interference on small workpieces.
- ✔Precision S-Type Clamping: Screw-down locking system ensures rapid insert indexing and rigid tool-to-insert contact.
- ✔Compact Shank Design: The 12mm size is perfectly suited for desktop CNCs, Swiss-type machines, and gang-tooling stations.
Technical Specifications
| ISO Specification | Metric (mm) | Imperial (Inch) |
|---|---|---|
| Shank Size (H x W) | 12 x 12 mm | ~1/2" x 1/2" |
| Overall Length (L) | 100 mm | 3.94" |
| Compatible Insert | VBMT1103 / VCMT1103 | VBMT 22x series |
Recommended Cutting Parameters
| Workpiece Material | Speed (Vc) m/min | Feed (fn) mm/rev |
| Steel (P) | 150 - 280 | 0.05 - 0.20 |
| Stainless (M) | 90 - 180 | 0.05 - 0.15 |
Decoding the SVVBN1212H11 Model
Screw
35° Shape
72.5° Lead
5° Clear.
Neutral
12x12mm
100mm L
Size 11
Essential Tooling Pairing
Ensure high-precision performance by pairing this holder with our high-grade VBMT 1103 inserts.
Shop VBMT 1103 Inserts →Applications & Compatibility
The 12mm shank size is widely used in smaller CNC lathes, gang-tool turrets, and Swiss-type machines. It is particularly effective for profiling small axles, aerospace fasteners, and intricate electronic components. Fully compatible with machine tool platforms from Citizen, Star, Haas, Mazak, and Doosan.
What Machinists Are Saying
"Perfect for Swiss lathes"
Jason K. (USA) - The 12mm shank is a perfect fit. The neutral hand gives me much more setup flexibility.
"Sehr gute Qualität"
Uwe B. (Germany) - Clean dimensions and high stability. Much better finish than my old holders.
"Ottimo prodotto"
Marco T. (Italy) - Accurate 72.5° lead. Excellent for profiling small stainless components.
"Reliable standard"
Takashi M. (Japan) - Standard ISO fit. Holds the VBMT 11 inserts very securely during high-speed passes.
Industrial Technical FAQ
A: Yes, as a neutral (N) hand holder, the tool geometry is centered, allowing flexibility for various profiling operations in either direction.
A: The S-type (screw) system provides maximum clearance for chips and easier access in tight machine spaces compared to top-clamp styles.
A: Yes, each BEYOND holder includes the correct clamping screw and the corresponding Torx wrench.
Grade Comparison: Pair with BEYOND BY815 for multi-material steel or BYM25 for dedicated stainless steel operations.
Equivalent Models: Sandvik SVVBN-1212H11, Kennametal SVVBN1212H11, Iscar SVVBN-1212-H11.
Troubleshooting: If tool chatter occurs, ensure tool overhang is minimal and check that the center height is correctly aligned with the spindle.
Workpiece Material Matrix: P (Steel) ●●● | M (Stainless) ●●● | K (Cast Iron) ●●○ | N (Non-Ferrous) ●●●
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.