BEYOND MCBNL2525M12 Left-Hand External Turning Tool Holder | M-Type Clamping
✓ In Stock & Fast Dispatch: Order processing: typically 1–3 business days after confirmation.
✓ Global Shipping: Delivery: generally 5–20 business days, depending on destination and shipping method.
✓ Guaranteed Quality: Check model, dimensions and compatibility before ordering. | Direct Factory Outlet
✓ Technical Support: Need grade selection help? Contact Engineer
💰 Bulk savings 2-9 pcs · 6% OFF | 10+ pcs · 12% OFF
MCBNL2525M12
Professional Left-Hand M-Type External Turning Tool Holder
Brand: BEYOND | Origin: China | Industrial High-Rigidity Series
⚠️ ATTENTION: The tool holder includes all spare parts. Inserts (Blades) are NOT included.
Model Identification Guide
Clamping: Multi-lock
Shape: 80° Diamond
Approach: 75°
Clearance: 0°
Hand: Left Hand
25x25mm Shank
Length: 150mm
Insert: CNMG1204
Technical Specification & Series Comparison
Detailed specifications for the MCBNR / MCBNL series turning tools:
| Model Type (R/L) | Compatible Insert | Shank(hxb) | Shim | Pin | Clamp | Screw | Wrench |
|---|---|---|---|---|---|---|---|
| MCBNR/L 2525M12 | CNMG 1204xx | 25 x 25 | MC1204 | CTM617 | HL1813 | ML0625 | L3.0 |
| MCBNR/L 1616H12 / 2020K12 / 3232P12 | 16x16 / 20x20 / 32x32 | ||||||
| MCBNR/L 2525M16 / 3232P16 | CNMG 1606xx | 25x25 / 32x32 | MC1604 | CTM822 | HL2217 | ML0830 | L4.0 |
| MCBNR/L 3232P19 | CNMG 1906xx | 32 x 32 | MC1904 | CTM1025 | HL2724 | ML1035 | L5.0 |
Machining Data Recommendations
Steel & Carbon Steel (P)
Cutting Speed (Vc): 160 - 280 m/min
Feed Rate (fz): 0.15 - 0.50 mm/r
Stainless Steel (M)
Cutting Speed (Vc): 120 - 210 m/min
Feed Rate (fz): 0.12 - 0.35 mm/r
Metric vs. Imperial Shank Reference
| Metric Model: MCBNL2525M12 (25mm) | Imperial Equivalent: MCBNL 16-4D (1") |
| Metric Model: MCBNL2020K12 (20mm) | Imperial Equivalent: MCBNL 12-4C (3/4") |
| Metric Model: MCBNL3232P12 (32mm) | Imperial Equivalent: MCBNL 20-4E (1-1/4") |
Global Verified Feedback
⭐⭐⭐⭐⭐ "The MCBNL2525M12 left-hand bar is incredibly stable. Perfect for heavy-duty CNC turning." - Markus, Germany
⭐⭐⭐⭐⭐ "Fast shipping to UK. The M-type clamping provides excellent rigidity during roughing." - Robert, UK
⭐⭐⭐⭐ "Good tool life and high precision shims. Fits my CNMG inserts perfectly." - Jason, Canada
⭐⭐⭐⭐⭐ "Much better than standard holders for interrupted cuts. Zero vibration." - Liam, Australia
⭐⭐⭐⭐⭐ "Solid construction. BEYOND tool holders are my first choice for heavy machining." - S. Watanabe, Japan
Frequently Asked Questions (FAQ)
Q: Is this holder suitable for internal boring?
A: No, this is an external turning tool holder. Please browse our boring bar section for internal work.
Q: What materials can I cut with this tool holder?
A: It is suitable for steel, stainless steel, and cast iron depending on the CNMG insert grade you choose.
Q: Does it come with the wrenches?
A: Yes, all BEYOND holders come fully equipped with the appropriate wrenches, shims, and screws.
Pro Tips: Clamping System Selection
Long-tail Keywords: MCBNL2525M12, CNC Turning Bar, Left Hand Lathe Tool Holder, CNMG Indexable Bar, BEYOND Tools China, 25mm Industrial Shank.
© BEYOND CNC Tools - Industrial Precision Engineering Solutions.
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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.