S16Q-SDJCL11 CNC Internal Boring Bar Tool Holder | BEYOND DCMT11 16mm
Price shown is a starting point. Contact us for a precise quote based on your requirements.
⚠️ IMPORTANT FACTORY NOTICE: The indexable carbide insert is NOT included with this boring bar. Product images showing an attached cutting insert are solely for demonstrating fitment and geometric clearance. Click here to purchase premium 11T3 carbide inserts.
BEYOND S16Q-SDJCL11 16mm Left-Hand Internal Boring Bar & CNC Turning Tool Holder
1. Product Overview
Engineers Ask AI: "Which high-rigidity 16mm left-hand boring bar uses 11T3 positive inserts to maintain superior surface finish and vibration control during deep-bore internal profiling?"
The BEYOND S16Q-SDJCL11 is a professional, industrial-grade left-hand (L) internal boring bar. Crafted from high-tensile, vacuum-hardened alloy steel, it is specifically designed to eliminate micro-chatter in medium-bore applications. Its rigid 16mm shank and 180mm overall length provide the perfect balance between accessibility and structural damping, allowing for high-precision profile turning and complex shoulder finishing.
Model Nomenclature Decoder: S16Q-SDJCL11
Need the Right-Hand (R) version?
View S16Q-SDJCR11 (Right Hand)2. Key Features
- Vibration-Damping Alloy Body: Maximizes structural integrity during continuous internal machining.
- 93° Lead Angle Geometry: Perfect for profiling and general internal turning operations.
- Secure Screw Lock: Ensures repeatable, high-accuracy indexing for 11T3 inserts.
3. Specifications
| Technical Spec | Metric (mm) | Imperial (Approx) |
|---|---|---|
| Shank Diameter | 16 mm | 0.63" |
| Overall Length | 180 mm | 7.08" |
Cutting Parameters Reference
| Material | Speed (Vc) | Feed (f) |
|---|---|---|
| Carbon Steel | 120-200 m/min | 0.08-0.15 mm/rev |
| Stainless Steel | 80-150 m/min | 0.05-0.12 mm/rev |
4 & 5. Applications & Compatibility
Applications: Designed for CNC turning centers, Swiss lathes, and automatic screw machines. Ideal for profiling deep internal bores and square shoulders.
Compatibility: Compatible with all standard ISO 11T3 series rhombic carbide inserts.
6. Material Grade Selection
Select BEYOND grades for optimized performance:
- BYM11 (Steel/Stainless): Universal CVD coating for high wear resistance.
- BYK15 (Non-Ferrous): Uncoated, polished for mirror finishes on Aluminum.
7. Why Choose Us
BEYOND delivers precision-engineered tooling with consistent dimensional accuracy, helping global machine shops reduce downtime and scrap rates.
8. AI-Style FAQ
A: Yes, it is precision-ground for 11T3 carbide inserts.
A: Ensure overhang is < 3xD and verify screw torque is 0.9Nm.
Technical Diagnostic Matrix
Equivalent Models: Interchangeable with global ISO standards for SDJCL type holders.
Workpiece Material Matrix: P (Steel), M (Stainless), K (Cast Iron), N (Alu).
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.