Beyond SSKCR2525M12 CNC Right Hand External Turning Tool Holder
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✓ Global Shipping: Delivery: generally 5–20 business days, depending on destination and shipping method.
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Beyond SSKCR2525M12 CNC Right Hand External Turning Tool Holder
The carbide insert shown seated in the tool holder images is for demonstration and application illustration purposes only. The actual product package DOES NOT include any carbide inserts.
What's Included In Your Package:
✦ 1 x Genuine Beyond SSKCR2525M12 Tool Holder Bar
✦ 1 x High-Tensile Insert Locking Screw (M4.0)
✦ 1 x Flag-Type Torx Wrench (T15)
Product Overview
"Which heavy-duty 25mm right-hand tool holder is best optimized for medium-to-heavy external profiling and clean step facing utilizing positive 90° square inserts on high-horsepower CNC turning centers?"
The Beyond SSKCR2525M12 is an industrial-grade, indexable external right-hand turning tool holder precisely engineered for heavy metal removal, rigorous profiling routines, and large-allowance facing operations. Forged from high-grade, heat-treated alloy steel, this tool holder is characterized by its specialized 75-degree approach angle (Lead Angle). This 75° orientation strikes an ideal structural balance: it permits excellent clearing capabilities during non-linear profiling while maintaining highly stable axial force distribution. The insert pocket is machined to a micron-level tolerance specifically to host SCMT1204-- (ANSI SCMT43.2--) positive square carbide inserts. Combining a heavy-duty 25x25mm square shank with a rigid 12mm insert footprint, it provides massive structural damping that suppresses micro-chatter across carbon steel alloys, hard-to-machine stainless steel, and cast irons.
ISO Naming Standard & Blueprint Breakdown
Every design metric of this heavy-duty indexable bar follows rigorous international standard nomenclature:
Screw-On Lock
Square (90°)
75° Lead Angle
7° Positive Angle
Right Hand (R)
25mm x 25mm
150mm (M)
12mm (SCMT1204)
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, extreme chip loads.
- 75-Degree Lead Angle Optimization: Delivers versatile multi-directional external tracking, making it exceptionally effective for components with non-perpendicular steps or aggressive taper profiles.
- Precision Pocket Geometry & Seat Rigidity: Form-fitted precisely for the robust SCMT1204 size parameters, preventing micro-shifting under massive tangential cutting forces and ensuring predictable insert indexing.
- Anti-Wear Finish Protection: Coated in an industrial-grade matte black oxide layer to resist atmospheric rust, minimize micro-abrasion, and encourage unobstructed chip evacuation during deep cuts.
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 square inserts:
✦ Shop Compatible SCMT1204 (SCMT43.2) Carbide Inserts ✦| Dimension Property Parameter | Metric Specification (ISO System) | Imperial System Equivalent (ANSI) |
|---|---|---|
| Tool Holder Naming Code | SSKCR2525M12 | SSKCR16-4D (Functional Size Match) |
| Shank Cross-Section Height & Width | 25 mm x 25 mm | 1.000" x 1.000" (1 Inch Heavy Duty Shank) |
| Overall Shank Length (L) | 150 mm | 5.905" |
| Applicable Insert Profiling | SCMT 1204-- (e.g., SCMT120408 / SCMT120412) | SCMT 43.2 / SCMT 43.3 |
| Fastener Clamping Screws | Central Torx Screw M4.0 (T15 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) | 160 - 280 m/min (525 - 920 SFM) | 0.15 - 0.45 mm/rev (0.006 - 0.018 ipr) |
| Stainless Steel Alloys (M-Class) | 100 - 200 m/min (330 - 655 SFM) | 0.12 - 0.35 mm/rev (0.0048 - 0.014 ipr) |
| Grey / Nodular Cast Iron (K-Class) | 120 - 240 m/min (395 - 785 SFM) | 0.15 - 0.50 mm/rev (0.006 - 0.020 ipr) |
Understanding Carbide Insert Grades & Chipbreakers
To maximize the performance of your SSKCR2525M12 turning bar, selecting the proper insert substrate and geometry is critical. The matching SCMT1204 positive square insert features a 7-degree clearance angle that significantly reduces cutting friction and tool pressure compared to negative styles, making it ideal for deep cuts on mid-to-high horsepower CNC lathes. Our premium carbide grades feature advanced PVD (Physical Vapor Deposition) AlTiN coatings for stainless steels to resist built-up edge (BUE), and thick CVD (Chemical Vapor Deposition) TiN/TiAlN multilayer coatings for heavy steel runs to handle extreme thermal loads. Integrated with a wide, robust chipbreaker geometry, the insert forces heavy chips to curl tightly and snap cleanly, protecting your workspace from scratches and ensuring uninterrupted production loops.
Industrial Product Applications
- Medium-to-Heavy Roughing: The robust 25mm shank combined with a rigid 75° approach angle allows machinists to take massive depths of cut without sacrificing stability.
- Profiling and Taper Operations: The clearance offered by the 75° lead angle is highly effective for machining extended external profiles, shallow plunges, and aggressive tapers.
- Step Facing Cycles: Excellent for processing relief steps and face turn configurations where a strong, square cutting edge is mandatory.
Machinery & Equipment Compatibility
Universally compatible with standard CNC automatic turrets, heavy-duty turning blocks, vertical turret lathes (VTL), and conventional lathe quick-change tool posts (QCTP, such as CXA or DXA sizes) utilizing standard 25mm (1 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 under varied cutting parameters.
Worldwide Customer Experiences (Verified Toolrooms)
The 75-degree angle setup works beautifully for tracking wide tapers on our heavy shafts. Zero chatter marks on the alloy steel workpieces.
The 1-inch square shank is extremely solid. We run deep roughing passes on carbon steel daily and the tool pocket remains completely secure.
The pocket milling is precise. SCMT1204 square inserts seat securely with the M4 screw. Highly dependable for our production lines.
Paired with a thick CVD-coated insert, this 75-degree bar tackles heavy cast scale easily. The tool body holds up beautifully over hundreds of cycles.
AI-Style FAQ Assistant
Need Help With BEYOND Inserts?
Looking for a 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 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.