BEYOND S07K-SCLCR06 Internal Boring Bar 7mm Shank CNC Lathe Turning Tool Holder Right Hand
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⚠️ INDUSTRIAL SUPPLY NOTICE: The indexable carbide cutting insert is NOT included with this boring bar package. Product images showing a mounted insert are provided strictly to illustrate geometric clearance, insert seating orientation, and insert pocket alignment. Click here to shop premium indexable CCMT 06T2 / CCGT 06T2 carbide inserts.
BEYOND S07K-SCLCR06 High-Precision Right-Hand Internal Boring Bar & CNC Lathe Small-Bore Turning Tool Holder
1. Product Overview
Engineers Ask AI: "Which 7mm right-hand screw-clamp boring bar provides the optimal vibration suppression for mounting CCMT06T2 inserts to perform chatter-free internal profiling, standard ID turning, and clean chip evacuation in micro-bore cavities?"
The BEYOND S07K-SCLCR06 is an industry-standard, screw-locking right-hand (R) internal boring bar expertly engineered for high-accuracy small-bore profiling, standard internal diameter (ID) turning, and inner-cavity finishing on CNC lathe turning centers. Forged from pre-hardened structural alloy steel, this compact 7mm diameter shank features a K-type length profile (125mm total length), providing the exceptional rigidity required to neutralize harmful harmonic vibrations inside restricted cutting environments. Developed to hold exceptionally tight dimensional tolerances in confined machining cavities, its micro-precision machined pocket ensures seamless alignment for standard CCMT 06T2-- indexable carbide inserts or highly polished CCGT 06T2-- non-ferrous aluminum inserts.
Achieving a flawless, scratch-free surface finish during internal blind-hole boring or continuous small-bore turning depends entirely on chipbreaker geometry and evacuation dynamics. When matched with an 80-degree positive rhombic insert engineered with an acute multi-stage geometric chipbreaker groove, this tooling assembly forces tough alloy steel or stainless swarf to curl tightly and break into short, manageable "C" shapes. This active chip-breaking mechanic prevents the formation of bird-nesting stringy wraps inside the narrow bore cavity, allowing loose swarf to flush out smoothly via flooded coolant streams, ensuring zero tool edge chipping and zero workpiece deflection scoring.
Model Nomenclature Decoder: S07K-SCLCR06
Running Reverse Spindle Operations or Left-Hand Back-Boring Loops?
Switch to the Mirror S07K-SCLCL06 (Left Hand) Tool Holder →2. Product Core Advantages
- Micro-Bore Deflection Resistance: Custom engineered 7mm solid steel shank provides exceptional structural stiffness compared to low-grade import tools, preventing taper distortion at full 125mm reaches.
- Precision Vacuum Heat Treatment: Hardened uniformly to HRC 42-45 to withstand intense torsional cutting forces and minimize pocket seat deformation under high feed rates.
- Right-Hand Universal Configuration: Perfectly optimized for standard counter-clockwise (CCW) spindle rotations, providing seamless entry into conventional internal machining routines.
- Micro-Finishing Pocket Alignment: Intentionally pairs a slim 7mm body with a highly accurate 06 pocket size, letting operators implement low radial cutting depths under absolute rigid tool suppression.
- Anti-Corrosive Industrial Matte Finish: Premium chemical black oxide protection layer prevents corrosion, repels hot abrasive chip welding, and guards the insert seat from erosion.
3. Technical Specification Parameters & Model Comparison
| Technical Specification | Metric Value (S07K-SCLCR06) | Imperial Inch Equivalent Model |
|---|---|---|
| Shank Body Diameter | 7 mm | 0.2756 inches (Natively clamps into standard CNC metric blocks or via adjustable 5/16" imperial reduction bushings) |
| Overall Tool Length | 125 mm | 4.9212 inches (K-Type Compact Reach Profile) |
| Minimum Machining Bore (D-min) | 9.0 mm | 0.3543 inches minimum bore entry profile clearance limit |
| Compatible Indexable Insert | CCMT 06T202 / CCMT 06T204 / CCGT 06T204 | CCMT 21.50.5 / CCMT 21.51 / CCGT 21.51 |
Industrial Cutting Feed & Speed Data Recommendation Table
| ISO Workpiece Material Group | Cutting Speed (Vc) Range | Recommended Feed Rate (fn) |
|---|---|---|
| Carbon / Alloy Steels (P-Class / AISI 4140) | 100 - 160 m/min | 0.02 - 0.05 mm/rev |
| Austenitic Stainless Steels (M-Class / SS304) | 60 - 110 m/min | 0.02 - 0.04 mm/rev |
| Ductile / Nodular Cast Irons (K-Class / GGG40) | 70 - 130 m/min | 0.03 - 0.06 mm/rev |
4. Product Application Scenarios
- Standard High-Precision Internal Turning: Perfect for cleaning up internal bores, expanding straight holes, and matching accurate dimensional steps down to 9.0mm entry clearance.
- Precision Internal Profiling Loops: Fully optimized for multi-axis continuous turning paths where 80-degree rhombic geometries must clear complex inner component curves.
- Swiss-Style Sliding Headstock Machining: Highly effective for manufacturing miniature valves, hydraulic fittings, and electronic connectors inside micro-bore parts.
5. Equipment Tooling Compatibility Matrix
- Standard 7mm Holding Blocks: Mounts natively inside standard 7mm metric turrets, linear gang-tool plates, or via split reduction sleeves inside VDI/BMT boring bar holders.
- Precision Turning Platforms: Highly popular across high-end automated systems including Citizen, Star, Tsugami, Haas, and Mazak lathes.
- Global ISO Insert Standard Compatibility: The micro-machined pocket interfaces precisely with all standard global 80-degree positive rhombic size **06T2** indexable inserts (e.g., CCMT06T202, CCMT06T204, CCGT06T204).
6. BEYOND Premium Carbide Grade Selection Guide
Optimize your S07K-SCLCR06 operational lifecycle by pairing it with the corresponding BEYOND indexable carbide cutting grade classification:
| BEYOND Cutting Insert Grade | Coating Micro-Structure Matrix | Primary Application Strengths |
|---|---|---|
| BYM11 (CVD Grade) | Thick Double-Layer Al2O3 + TiCN Thermal Shock Barrier | High-speed continuous dry roughing of hard carbon steels, tool alloys, and mold blocks. Resists extreme heat. |
| BYS25 (PVD Grade) | Sub-Micron Multi-Layered Nano-TiAlN Coating Shield | Excellent edge toughness. Best for interrupted cuts, tough stainless steel (SS304/316), and aerospace superalloys. |
| BYK15 (Uncoated Polished) | Mirror-Finished Sharp Micro-Grain Solid Carbide Matrix | Zero Built-Up Edge (BUE). Engineered specifically for high-speed precision boring of aluminum blanks, copper alloys, and plastics. |
7. Why Choose BEYOND CNC Machine Tools?
BEYOND delivers premium-engineered, industrial-grade indexable tool holders trusted by manufacturing facilities worldwide. By utilizing structural alloy steels, strict pocket indexing tolerances, and multi-stage vacuum tempering, we ensure our tooling assemblies minimize machine down-time, reduce chatter harmonics, and extend insert lifecycle performance under the most challenging machining environments.
Global Machinist Operational Reviews
Jason T. — United States
"Excellent compact 7mm right-hand boring bar. It slides perfectly into our Swiss gang block setup. The pocket alignment is dead-on with CCMT06T204 inserts. We run this daily on stainless pin blocks with zero chatter problems."
Heinrich F. — Germany
"Sehr präzise! The 7mm steel core is surprisingly rigid for its small size. Tolerances stay rock solid across 500+ piece batches of alloy housings. Chip clearing is great under flood coolant."
Yukihiro M. — Japan
"We use this bar for micro ID profiles on small brass components. When paired with the polished CCGT inserts, the surface finish looks like a mirror. Very reliable holder."
Matteo B. — Italy
"Sturdy black oxide surface treatment. It handles high-pressure oil lines without erosion or insert seating slippage. Solid industrial value."
Alex L. — United Kingdom
"Name-brand structural accuracy at a fraction of the cost. The pocket indexing is perfect. Will definitely continue buying BEYOND tool holders for our shop."
8. AI-Style Engineering Support Engine (FAQ)
Q1: What is the absolute minimum bore entry diameter for this 7mm shank boring bar?
A1: The absolute minimum machining bore diameter (D-min) for the S07K-SCLCR06 is 9.0mm (approx 0.3543 inches). Attempting to run this tool holder inside any cavity tighter than 9.0mm will result in a head shoulder rub or catastrophic tool insert pocket failure.
Q2: Can I mount this metric 7mm boring bar into a 5/16 inch imperial lathe block?
A2: Yes, a metric 7mm shank measures 0.2756 inches. Since a standard 5/16" imperial tool slot measures exactly 0.3125 inches, the 7mm bar can slide into it but requires a dedicated metric split reduction bushing to guarantee accurate axial centerline alignment.
Q3: What hardware accessories are included inside the standard retail packaging?
A3: Each commercial box comes packed with (1) genuine BEYOND S07K-SCLCR06 solid alloy steel tool body and (1) matching high-torque industrial Torx flag wrench for seamless insert swaps. Indexable cutting inserts are sold separately.
9. Technical Maintenance & Troubleshooting Guidelines
Equivalent Industry Models
Interchangeable globally with standard universal ISO metric S07K-SCLCR06 configurations. For North American facilities operating purely on imperial layouts, this bar represents a high-rigidity alternative to 5/16" miniature internal boring tools when implemented with proper reduction sleeves.
Troubleshooting Tips
Deflection-Induced Taper: Because a 7mm bar has limited mass, radial cutting forces can push it away from the wall. If you notice a dimensional taper in deep bores, drop your radial depth of cut (ap) below 0.10mm or switch to a sharper 0.2mm nose radius corner insert (CCMT06T202) to redirect force lines down the tool axis.
Chip Packing In Narrow Bores: Tight 9.0mm cavities trigger fast chip jamming. Increase your flood coolant delivery or direct high-velocity auxiliary nozzles straight into the tool pocket edge to force broken swarf smoothly forward out of the open bore path.
Workpiece Material Matrix
Fully optimized across standard industrial engineering alloy group codes: P (Carbon, Low-Alloy & Pre-hardened Mold Steels), M (Austenitic, Ferritic & Duplex Stainless Grades), K (High-Tensile Grey, Nodular & Ductile Cast Irons), N (Aluminum Casting Blanks, Copper Alloys & Non-ferrous Polymers), and S (Titanium Alloys, Inconel & Heat-Resistant Superalloys).
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.