Beyond STWCR1616H11 CNC Right Hand External Turning Tool Holder
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Beyond STWCR1616H11 CNC Right Hand External Turning Tool Holder
Product Overview
"Which 16mm right-hand tool holder is best optimized for smooth external profiling and orthogonal step facing using positive 60° triangular carbide inserts on CNC lathes?"
The Beyond STWCR1616H11 is a professional-tier, indexable external right-hand turning tool holder engineered for tight-tolerance lathe operations. Forged from high-grade, heat-treated alloy steel, this tool incorporates a precise 91-degree approach angle (Lead Angle). The insert pocket is machined to a micron-level tolerance specifically to host TCMT1102-- (ANSI TCMT21.5--) positive triangular carbide inserts. Its compact 16x16mm square shank delivers exceptional structural rigidity, minimizing harmonic vibrations across various carbon steels, alloy steels, and stainless steels while dropping seamlessly into mid-sized or compact CNC turrets.
ISO Naming Standard & Blueprint Breakdown
Every design metric of this turning bar follows rigorous international standard nomenclature:
Screw-On Lock
Triangle (60°)
91° Lead Angle
7° Positive Angle
Right Hand (R)
16mm x 16mm
100mm (H)
11mm (TCMT1102)
Product Key Features & Performance Advantages
- Quenched Alloy Substrate (HRC 42-45): Crafted from premium 42CrMo structural alloy steel subjected to specialized heat treatment to maximize fatigue life and structural resilience under continuous chip loads.
- Low-Force Positive Pocket Geometry: Perfectly complements the 7° positive clearance angle of TCMT inserts, decreasing cutting tool pressure, managing thermal migration, and protecting slender parts from deflection.
- 91° Right-Hand Clearance Configuration: Facilitates seamless longitudinal turning paths and clean perpendicular shoulder facing steps without wall dragging.
- Anti-Wear Finish Protection: Coated in an industrial-grade matte black oxide layer to resist atmospheric rust, minimize micro-abrasion, and encourage unobstructed chip evaluation.
Technical Specifications & Metric vs Imperial Matrix
Maximize your machine's output with perfectly matched cutting inserts. Click the link button below to access our selection of premium triangle inserts:
✦ Shop Compatible TCMT1102 (TCMT21.5) Carbide Inserts ✦| Dimension Property Parameter | Metric Specification (ISO System) | Imperial System Equivalent (ANSI) |
|---|---|---|
| Tool Holder Naming Code | STWCR1616H11 | STWCR10-2.5A (Functional Size Match) |
| Shank Cross-Section Height & Width | 16 mm x 16 mm | 0.630" x 0.630" (Approx. 5/8 Inch) |
| Overall Shank Length (L) | 100 mm | 3.937" |
| Applicable Insert Profiling | TCMT 1102-- (e.g., TCMT110204 / TCMT110208) | TCMT 2(1.5)1 / TCMT 2(1.5)2 |
| Fastener Clamping Screws | Central Torx Screw M2.5 (T8 Wrench) | Heavy-Duty Insert Screw Equivalent |
| Cutting Hand Direction | Right Hand (R) | Right Hand (R) |
Recommended Industrial Cutting Parameters Matrix
| Workpiece Material Matrix | Cutting Velocity (Vc) Range | Feed Per Revolution (fn) Range |
|---|---|---|
| Carbon & Alloy Steels (P-Class) | 140 - 260 m/min (460 - 850 SFM) | 0.08 - 0.25 mm/rev (0.003 - 0.010 ipr) |
| Stainless Steel Alloys (M-Class) | 100 - 190 m/min (328 - 623 SFM) | 0.06 - 0.20 mm/rev (0.002 - 0.008 ipr) |
| Grey / Nodular Cast Iron (K-Class) | 110 - 220 m/min (360 - 720 SFM) | 0.10 - 0.30 mm/rev (0.004 - 0.012 ipr) |
Industrial Product Applications
The STWCR1616H11 tool bar is engineered for roughing to finish turning operations inside high-precision manufacturing:
- Slender Shaft OD Turning: Excellent for right-hand continuous linear cuts where light tool pressure is required to avoid bending slender workpieces.
- Perpendicular Shoulder Facing: The 91° approach enables clean 90-degree internal step profiles to be turned smoothly.
- Job Shop General Prototyping: Provides deep versatility on small-to-medium manual or CNC lathe blocks.
Machinery & Equipment Compatibility
Universally compatible with conventional quick-change tool posts (QCTP), compact CNC automatic turrets, tool blocks, and benchtop precision lathes utilizing standard 16mm (5/8 inch) tooling slots.
Beyond Brand Tooling Grade Comparison Matrix
| Beyond Holder Grade Line | Base Material Chemistry & Metallurgy | Primary Optimization Target | Anti-Chatter Rating |
|---|---|---|---|
| BY-Eco Class (HRC 40) | Standard 40Cr Structural Carbon Steel | Light maintenance, manual prototyping | ★★★☆☆ |
| BY-Pro Class (HRC 45) [This Model] | Premium Forged 42CrMo Steel Alloy | High production loops, high-feed processing | ★★★★★ |
| BY-Extreme Master (HRC 48) | Hardened Tool Steel + Special Treatment | Severe interrupted cuts, high-nickel alloys | ★★★★☆ |
Why Choose Beyond CNC Tooling?
Beyond delivers field-proven accuracy for modern production spaces. Through specialized CNC pocket pocketing, our indexable bars provide absolute seat positioning stability, reducing dimensional drift and extending carbide insert life.
Worldwide Customer Experiences (Verified Toolrooms)
The insert pocket depth is spot on. My TCMT110204 inserts swap out instantly and maintain exactly the same center height. Zero drift.
Perfect fit for my compact CNC bed. The right-hand profiling angle allows me to clear tight shoulders smoothly. Very rigid steel bar.
Very nice finish and durable screw threads. Holds up well against thermal stresses when turning alloy steel parts.
Ran continuous finishing cuts on stainless steel shafts. No vibration patterns on the workpiece wall. Beyond is a reliable tool maker.
AI-Style FAQ Assistant
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.