BEYOND SSKCR2525M09 Indexable Turning Tool Holder for SCMT / SCGT 09T3 Inserts
Price shown is a starting point. Contact us for a precise quote based on your requirements.
BEYOND SSKCR2525M09 Indexable External Right-Hand Turning Tool Holder
Industrial 25x25mm Square Shank Engineered for High-Stability SCMT / SCGT 09T3 Carbide Inserts
Product Overview
"Which right-hand 25x25mm tool holder offers the best rigidity for 75-degree lead angle turning and high-feed facing on medium-to-large CNC lathes using square positive inserts with 3.97mm thickness?"
The BEYOND SSKCR2525M09 is a premium, right-hand (RH) indexable turning tool holder engineered for heavy roughing down to high-precision finishing cycles. Built to align with international ISO standards, it features a specialized pocket seat that accommodates **SCMT 09T3** and **SCGT 09T3** inserts (where 'T3' designates the precise 3.97mm industrial thickness specification). Featuring a heavy-duty 75-degree side cutting edge angle, it acts as a force multiplier by redirecting harsh radial deflection forces into stable axial forces aimed straight into your machine's spindle, suppressing micro-vibrations and ensuring flawless geometric tool path tracking.
Product Core Advantages
- Premium Alloy Steel Core: Vacuum quenched and tempered to HRC 43-45 to withstand cyclic fatigue, extreme mechanical impact, and cutting head distortion.
- 75° Lead Geometry Optimization: Stabilizes operations on longer shafts by reducing workpiece push-off, drastically cutting down on chatter and surface micro-tearing.
- CNC Machined Pocket Seating: Finished post-hardening to ensure a micron-level flush fit for true ISO 09T3 (3.97mm thickness) insert blanks, preventing cutting-edge micro-chipping.
- Black Nitride Anti-Friction Coating: Delivers superior corrosion resistance and smooth chip evacuation, preventing hot chips from welding onto the holder shank.
Technical Specification Parameters
ISO Designation Breakdown: SSKCR2525M09
Screw Clamping
Square Insert (S)
75° Lead Angle
7° Clearance Angle
Right-Hand Tool
25x25mm Shank
150mm Total Length
9.525mm Edge (09T3)
Metric & Inch Specification Matrix
| Parameter | Metric System (Standard) | Imperial / Inch Equivalent |
|---|---|---|
| Model Number | SSKCR2525M09 | SSKCR-16-3C |
| Shank Size ($H \times W$) | 25 mm x 25 mm | 1.000" x 1.000" (Standard 1-Inch Block Pocket Slot) |
| Overall Length ($L$) | 150 mm | 5.905 Inches |
| Compatible Insert ISO Standard | SCMT 09T304 / SCMT 09T308 | SCM 3(2.5)1 / SCM 3(2.5)2 (3/8" I.C. $\times$ 5/32" Thickness) |
| Included Fasteners | M3.5 x 9 Screw / T15 Flag Key | M3.5 x 9 Insert Locking Screw / T15 Wrench |
Recommended Cutting Parameters (Feeds & Speeds)
| Workpiece Material Family | Cutting Speed ($V_c$) | Feed Rate ($f_n$) | Max Depth of Cut ($a_p$) |
|---|---|---|---|
| Carbon / Pre-Hardened Steel (P) | 150 - 290 m/min (490 - 950 SFM) | 0.10 - 0.35 mm/rev | 0.4 - 3.0 mm |
| Stainless Steel 304/316 (M) | 110 - 210 m/min (360 - 690 SFM) | 0.08 - 0.25 mm/rev | 0.3 - 2.2 mm |
| Grey Cast Iron / Nodular (K) | 120 - 230 m/min (390 - 750 SFM) | 0.12 - 0.40 mm/rev | 0.4 - 3.5 mm |
🔗 Looking for matching high-performance carbide inserts? Shop Matching Genuine ISO SCMT 09T3 & SCGT 09T3 Inserts Selection →
Product Application Scenarios
The rigid 25x25mm (1-inch equivalent) shank makes this right-hand layout standard gear for large-part machining and heavy metal removal cycles:
Compatible Tools & Equipment
Fits into standard 25mm metric turrets and 1-inch imperial tool slots. Native match for industrial CNC tool blocks, standard quick-change tool posts (Aloris style Size C or CA), and gang-tool setups across major machine architectures, including Haas Automation, Mazak, Doosan/DN Solutions, DMG Mori, Okuma, and industrial manual engine lathes.
BEYOND Brand Insert Material Guide
To get optimal tool life out of your SSKCR holder, coordinate your setup with the right BEYOND insert grade:
| BEYOND Grade | Coating Layer Tech | Primary Application Target | ISO Class Range |
|---|---|---|---|
| BYP25 | Premium Multilayer CVD TiCN + Al2O3 | Carbon Steel, Alloy Steels, General structural profiles | P15 - P35 |
| BYM15 | Nano-Structured AlTiN PVD Matrix | A2/D2 Tool steels, Austenitic Stainless, Martensitic alloys | M10 - M25 |
| BYK20 | Thick Al2O3 CVD Hard Coating | Grey Cast Iron, Ductile & Malleable iron processing | K10 - K25 |
Why Choose BEYOND Cutting Tools?
BEYOND tools are built for high-uptime production environments. Every single SSKCR2525M09 shank undergoes strict post-hardening inspection loops to ensure absolute seating accuracy, protecting your spindle against thermal displacement and micro-harmonics during intense roughing passes.
Verified Global CNC Machinist Reviews
"This 1-inch square shank tool holder is solid as a rock. Swapped out our old holders for our manual lathe setups, and the difference in rigidity when facing off 4140 stock is night and day. Pocket holds the standard SCMT 09T3 inserts perfectly snug with no rock."
"Präzise Verarbeitung! The pocket geometry perfectly accommodates true ISO 09T3 inserts (3.97mm thickness). We ran these at a high feed rate of $0.32 mm/rev$ in ductile iron castings with fantastic tool life."
"Ottima finitura superficiale. The black nitride coating sheds hot chips effortlessly. Holds tight dimensional tolerances comfortably across hundreds of parts. Highly recommended."
"Very dependable shank body during heavy roughing setups. The locking screw fits tight and tracks well. Good cost-performance balance for mid-tier manufacturing lines."
AI-Style Frequently Asked Questions (FAQ)
Q: Is there a difference between SCMT 0903 and SCMT 09T3 for this tool holder?
A: Under official international ISO standards, the correct designation is **SCMT 09T3** (where T3 indicates the standard thickness of 3.97mm). Although some regional catalogs colloquially label them as '0903', they refer to the exact same dimension, and this holder is perfectly machined to fit them.
Q: Can I mount heavy negative inserts like CNMG on this tool shank?
A: No. This tool pocket is designed exclusively with a 7-degree relief angle built for positive square inserts, such as **SCMT 09T3** or **SCGT 09T3**. Flat, double-sided negative inserts cannot be mounted in this pocket.
Q: Why choose a 75-degree lead angle tool over a typical 95-degree tool holder?
A: A 75-degree lead angle thins out the chip across a slightly wider length of the insert cutting edge. This chip-thinning effect lowers heat build-up and converts unstable radial deflection forces into axial forces that are absorbed cleanly by your lathe's turret bed.
Machining Tips, Troubleshooting & Material Cross-Reference
Troubleshooting Rapid Edge Chipping: If you experience chipping during facing operations, check that your tool tip is aligned exactly to the lathe's center line. If the holder sits even slightly below center, it creates a rubbing effect that breaks the insert tip right at the part's center point.
Equivalent Models Reference: This 25x25mm square metric profile translates universally across global supply networks. It serves as a direct functional match to standard US imperial catalog charts under reference designation **SSKCR-16-3C** (1-inch square shank configuration supporting 3/8" I.C. square positive indexable inserts).
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.