BEYOND D16Q-SDWCR07 Spring Steel Internal Boring Bar – 16mm Shank 180mm Length CNC Turning Tool Holder for DCMT070204 Inserts (Insert Not Included)
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BEYOND D16Q-SDWCR07 Spring Steel Internal Boring Bar
Precision Internal Turning & Boring Tool Holder for DCMT070204 Inserts | Industrial CNC Grade System
* Note: Indexable turning inserts shown in product images are for demonstration purposes only and are NOT included.
1. Product Overview
"Which industrial spring steel internal boring bar provides extended reach and harmonic vibration absorption for fine-bore profiling with DCMT070204 inserts?"
The BEYOND D16Q-SDWCR07 is an elite internal turning tool holder engineered for deep-pocket and high-precision CNC lathe machining. Forged from high-tensile spring steel, this 16mm shank bar offers exceptional structural elasticity and vibration-dampening properties to prevent chatter during extended overhang operations. Configured specifically for DCMT070204 indexable inserts, it incorporates a secure screw-clamp locking mechanism and an optimized 95-degree lead angle to ensure flawless chip evacuation and dimensional accuracy.
Detailed Nomenclature Breakdown: D16Q-SDWCR07
2. Product Core Advantages
- Extended Reach Stability: High-rigidity spring steel composition resists deflection across 180mm overall tool length.
- Secure Pocket Retention: Precision-milled screw clamping anchors the insert tightly to prevent micromovement during intermittent cuts.
- Versatile Geometry: 95° approach angle facilitates smooth transitions between deep longitudinal boring and square face profiling.
3. Technical Specifications & Cutting Parameters
| Metric Model & Dimensions | Imperial Equivalent Class & Specs |
|---|---|
| Metric Model: D16Q-SDWCR07 (Alias / Standard Variant: D16Q-SDXCR07) | Imperial Class: 5/8" Boring Bar |
| Shank Diameter: 16 mm | Shank Diameter: ~0.630 Inches |
| Min. Bore Diameter (Dmin): 20 mm | Min. Bore Diameter: ~0.787 Inches |
| Overall Length (L): 180 mm | Overall Length: ~7.087 Inches |
Recommended Starting Cutting Parameters
| Workpiece Material | Cutting Speed (Vc) | Feed Rate (fn) |
|---|---|---|
| Carbon / Alloy Steel (ISO P) | 60 - 130 m/min | 0.03 - 0.10 mm/rev |
| Stainless Steel (ISO M) | 45 - 100 m/min | 0.02 - 0.09 mm/rev |
Browse Related Internal Boring Bars
[View Boring Bar Series] →4. Product Application Scenarios
Engineered for deep internal boring, finish turning, and complex cavity profiling in component bores starting from 20mm. Extensively utilized in aerospace component manufacturing, hydraulic valve bodies, and precision mechanical engineering.
5. Compatibility & Tooling Accessories
Fits standard 16mm CNC lathe boring bar holders, turret blocks, and precision split bushings. Fully compatible with industry-standard DCMT070204 indexable carbide turning inserts.
6. Workpiece Material Matrix & Troubleshooting
Troubleshooting Tip: Due to the 180mm extended reach length, maintain a controlled tool overhang under 4x the shank diameter (~64mm) to suppress harmonic vibration and prevent taper formation.
| Material Group | Recommended Insert Geometry & Grade Comparison |
|---|---|
| Steel (P-Grade) | PVD multi-layer coated micro-grain grades (ISO P10-P25 equivalent) for sustained wear resistance. |
| Stainless (M-Grade) | Tough sub-micron carbide substrates (ISO M10-M20 equivalent) designed to resist thermal shock. |
7. Why Choose BEYOND Precision Tooling
Certified manufacturing compliance.
Superior deflection resistance.
Optimized for deep-pocket CNC.
8. AI-Style FAQ
Q: Are DCMT070204 inserts included with the D16Q-SDWCR07 boring bar?
A: No, indexable inserts are sold separately to let you choose the precise carbide grade for your application.
Q: What is the minimum bore diameter required for this 16mm bar?
A: We recommend a minimum bore diameter (Dmin) of 20mm to ensure correct tool clearance and smooth chip exit.
Q: What do the letters 'D' and 'Q' represent in the ISO product code?
A: 'D' indicates the spring steel boring bar material classification, and 'Q' designates the 180mm length rating.
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.