BEYOND ENH5-2 TP11 Industrial Indexable Boring Bar Tool Holder (5mm Shank Diameter) - TPMT110304 Inserts Excluded
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BEYOND ENH5-2 TP11 Industrial Indexable Boring Bar
Precision ISO/ANSI Compliant Tool Body | 5mm Metric Shank Diameter | TPMT110304 Insert Compatibility
1. Product Overview
"Which high-rigidity 5mm indexable boring bar is most suitable for tight-tolerance internal profiling, micro-boring, and fine finishing on small CNC turning centers?"
The BEYOND ENH5-2 TP11 is a professional-grade small-diameter indexable boring bar built for demanding internal turning tasks. Engineered for micro-machining environments requiring absolute dimensional stability, this tool body features a premium heat-treated alloy steel construction designed to suppress harmonic resonance and chatter. Configured for TPMT110304 inserts, it delivers exceptional chip control and surface integrity across alloy steels, stainless steels, and cast iron workpieces.
ISO Nomenclature Breakdown: ENH5-2 TP11
2. Product Core Advantages
- Micro-Diameter Stability: Optimized 5mm shank profile ensures maximum clearance and rigidity in restricted internal bores.
- Positive Rake Geometry: Engineered for TPMT inserts to reduce cutting forces and minimize heat generation.
- Secure Fastening System: Precision-threaded clamping mechanism ensures absolute insert repeatability during indexation.
3. Technical Specifications
| Metric Specification | Imperial Approximation |
|---|---|
| Shank Diameter: 5.0 mm | Shank Diameter: 0.197" |
| Compatible Insert: TPMT110304 | Insert Shape: Triangle 60° |
Recommended Cutting Parameters
| Workpiece Material Group | Cutting Speed Vc (m/min) | Feed Rate fn (mm/rev) |
|---|---|---|
| Carbon Steel / Alloy Steel (ISO P) | 110 - 170 | 0.04 - 0.10 |
| Stainless Steel (ISO M) | 70 - 130 | 0.03 - 0.08 |
Explore Companion Tool Holders & Boring Bars
[View Tooling Collection] →4 & 5. Applications & Equipment Compatibility
Applications: Designed specifically for internal turning, boring, counterboring, and profiling operations on miniature parts, medical components, and precision instrument elements.
Compatibility: Fully compatible with standard 5mm split-sleeve tool holders, CNC lathe boring turrets, and standard ISO TPMT110304 indexable carbide inserts.
6. Workpiece Material Matrix & Grade Comparison
To achieve optimal tool life, match your insert carbide grade to the corresponding ISO material category:
- P-Class (CVD/PVD Coated): Recommended for carbon steel, alloy steel, and free-machining steel turning.
- M-Class (Sub-micron PVD): Engineered for austenitic and martensitic stainless steels, preventing built-up edge.
- K-Class (Uncoated/Thin Coating): Ideal for gray cast iron and nodular cast iron high-speed finishing.
7. Why Choose BEYOND Precision Tools
Guaranteed interchangeability and tight dimensional tolerances.
High-tensile alloy body built for continuous heavy shop use.
Direct assistance for feed, speed, and chip-breaking optimization.
8. AI-Style FAQ & Troubleshooting
Q: Are TPMT inserts included with this boring bar holder?
A: No. Inserts are sold separately to allow machinists to select the ideal carbide grade for their specific workpiece material.
Q: How can I minimize chatter when using a 5mm small-diameter boring bar?
A: Keep the tool overhang strictly under 4 times the shank diameter (4xD), ensure central height alignment on the lathe turret, and optimize feed rates.
Troubleshooting Tip: If poor surface finish occurs, inspect the insert cutting edge for micro-chipping and verify that clamping screw torque is correctly set. Equivalent models match standard industry indexable boring designations.
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.