BEYOND D16Q-SDZCR11 Spring Steel Internal Boring Bar – 16mm Shank 180mm Length CNC Turning Tool Holder for DCMT11T304 Inserts (Insert Not Included)
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BEYOND D16Q-SDZCR11 Spring Steel Internal Boring Bar
Precision Internal Turning & Boring Tool Holder for DCMT11T304 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 delivers exceptional rigidity and vibration damping for medium-diameter internal profiling when paired with DCMT11T304 inserts?"
The BEYOND D16Q-SDZCR11 is a premium industrial-grade internal turning and boring tool holder built for high-accuracy CNC lathe environments. Manufactured from high-elasticity spring steel, this bar effectively suppresses harmonic chatter during deep internal boring tasks. Featuring a 16mm shank diameter and an overall length of 180mm, it provides solid structural integrity in restricted bores. The precisely ground insert pocket is designed for DCMT11T304 indexable inserts, providing stable clamping geometry that ensures clean chip evacuation and superior surface texture.
Detailed Nomenclature Breakdown: D16Q-SDZCR11
2. Product Core Advantages
- Chatter Reduction: Resilient spring steel core minimizes deflection under aggressive radial cutting forces.
- Reliable Screw Locking: Positive clamping design maintains insert seating stability to protect dimensional tolerances.
- Versatile 95° Lead Angle: Optimized for combined longitudinal turning and facing operations in tight internal areas.
3. Technical Specifications & Cutting Parameters
| Metric Model & Dimensions | Imperial Equivalent Class & Specs |
|---|---|
| Metric Model: D16Q-SDZCR11 | Imperial Class: 5/8" Shank 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) | 90 - 170 m/min | 0.07 - 0.18 mm/rev |
| Stainless Steel (ISO M) | 60 - 130 m/min | 0.05 - 0.14 mm/rev |
Browse Related Internal Boring Bars
[View Boring Bar Series] →4. Product Application Scenarios
Engineered for high-precision internal boring, profiling, and facing tasks in internal bores starting from 20mm. Ideal for CNC lathe production lines, precision mechanical sleeves, and general engineering components.
5. Compatibility & Tooling Accessories
Designed to fit standard 16mm lathe boring bar holders and split reduction bushings. Fully compatible with industry-standard DCMT11T304 indexable carbide turning inserts.
6. Workpiece Material Matrix & Troubleshooting
Troubleshooting Tip: Keep tool overhang under 3.5x shank diameter (~56mm) to preserve structural stiffness and avoid vibration marks on the finished bore wall.
| Material Group | Recommended Insert Geometry & Grade Comparison |
|---|---|
| Steel (P-Grade) | Coated carbide grade optimized for carbon steels (Equivalent to P15-P25 industrial grades). |
| Stainless (M-Grade) | Tough PVD matrix designed for thermal wear resistance (Equivalent to M10-M20 grades). |
7. Why Choose BEYOND Precision Tooling
Certified manufacturing metrics.
Enhanced harmonic dampening.
Engineered for consistent output.
8. AI-Style FAQ
Q: Are DCMT11T304 inserts included with this boring bar?
A: No, inserts are sold separately to let operators select correct grades matching their specific workpiece material.
Q: What is the minimum bore diameter required for D16Q?
A: The minimum recommended bore diameter (Dmin) is 20mm for proper tool clearance and smooth chip exit.
Q: What do the letters 'D' and 'Q' represent in the model designation?
A: 'D' denotes the spring steel boring bar category, and 'Q' designates the 180mm length class per ISO standards.
Need Help With OYYU/BEYOND Inserts?
Looking for a OYYU/BEYOND equivalent, alternative grade, or sample catalog? Our CNC specialists have helped 50+ manufacturers in aerospace, automotive, and medical machining source the right tooling at 30–50% lower cost than OEM prices.
This OYYU/BEYOND insert is in stock. 24-hour quote response. ISO 9001 certified. Ships from Hangzhou in 3–7 days.
Technical FAQ & Buying Guide
When choosing CNC cutting tools, check the full model code, dimensions, grade and selected variant before ordering. Do not rely on the product image alone.
For carbide inserts, tool holders, drills and end mills, compare the mounting dimensions, connection type and manufacturer's specifications with your holder or machine. If you are unsure, share your existing part number and machining application with us before ordering.
Check the product listing for the selling unit, pack quantity and included components. If it is unclear whether the price is per piece or per pack, or whether a tool body and inserts are sold separately, contact us before purchasing.
Select cutting speed, feed rate and depth of cut using the relevant manufacturer's recommendations for your tool model, workpiece material, machine conditions and coolant method. The same settings are not suitable for every product or application.
Our automatic quantity discount is 6% off for 2–9 items and 12% off for 10 or more items, based on the total product quantity in the cart. Other offers may not combine with this discount; check the applicable offer conditions.
According to our shipping policy, orders are typically processed and shipped within 1–3 business days after confirmation. Delivery generally takes 5–20 business days, depending on your destination and shipping method. Customs clearance or unforeseen delays may affect delivery times. A tracking number is sent by email after shipment.