BEYOND MCBNL3232P12 Left-Hand External Turning Tool Holder | M-Type for CNMG1204
✓ 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
MCBNL3232P12
Professional 32mm Left-Hand M-Type External Turning Tool Holder
Brand: BEYOND | Origin: China | Engineered for Maximum Rigidity and Precision
⚠️ ATTENTION: Tool holder includes all spare parts (Shim, Pin, Clamp, Screw). Inserts (Blades) are NOT included.
Product Overview
The BEYOND MCBNL3232P12 is a high-performance left-hand turning tool designed for large-scale industrial lathes. Featuring a massive 32mm square shank, it virtually eliminates vibration (chatter) during heavy roughing operations. The M-Type Clamping system (Multi-lock) utilizes both a pivot pin and a top clamp, ensuring the insert remains perfectly indexed even under extreme cutting forces. It is the ideal choice for facing and turning applications requiring 75-degree approach angles.
Model Specification Decoder
Clamping: Multi-lock
Shape: 80° Diamond
Approach: 75°
Clearance: 0°
Hand: Left Hand
32x32mm Shank
Length: 170mm
Insert: CNMG1204
Technical Specification & Series Comparison
Full parameters for the MCBNR / MCBNL industrial series:
| Model Type (R/L) | Compatible Insert | Shank(hxb) | Shim | Pin | Clamp | Screw | Wrench |
|---|---|---|---|---|---|---|---|
| MCBNR/L 3232P12 | CNMG 1204xx | 32 x 32 | MC1204 | CTM617 | HL1813 | ML0625 | L3.0 |
| MCBNR/L 1616H12 / 2020K12 / 2525M12 | CNMG 1204xx | 16x16 - 25x25 | MC1204 | CTM617 | HL1813 | ML0625 | L3.0 |
| MCBNR/L 3232P16 | CNMG 1606xx | 32 x 32 | MC1604 | CTM822 | HL2217 | ML0830 | L4.0 |
| MCBNR/L 3232P19 | CNMG 1906xx | 32 x 32 | MC1904 | CTM1025 | HL2724 | ML1035 | L5.0 |
Machining Data Recommendations
General Steel (P)
Cutting Speed (Vc): 160 - 300 m/min
Feed Rate (fz): 0.15 - 0.50 mm/r
Cast Iron (K)
Cutting Speed (Vc): 120 - 250 m/min
Feed Rate (fz): 0.20 - 0.60 mm/r
Metric vs. Imperial Shank Comparison
| Metric Model: MCBNL3232P12 (32mm) | Imperial Equivalent: MCBNL 20-4E (1-1/4") |
| Metric Model: MCBNL2525M12 (25mm) | Imperial Equivalent: MCBNL 16-4D (1") |
| Metric Model: MCBNL2020K12 (20mm) | Imperial Equivalent: MCBNL 12-4C (3/4") |
Global Verified Feedback
⭐⭐⭐⭐⭐ "The MCBNL3232P12 is extremely rigid. The 32mm shank makes a huge difference in stability on our larger lathes." - Markus, Germany
⭐⭐⭐⭐⭐ "BEYOND holders are superior quality. The multi-lock system holds the CNMG inserts perfectly during interrupted cuts." - Robert, UK
⭐⭐⭐⭐ "Solid tool. Great value. Highly recommended for heavy roughing work." - Jason, Canada
⭐⭐⭐⭐⭐ "The finish on the tool is very professional. Fast shipping to Australia." - Liam, Australia
⭐⭐⭐⭐⭐ "Excellent left-hand tool. Fits our specific machine setup perfectly." - S. Watanabe, Japan
Frequently Asked Questions (FAQ)
Q: Is this holder compatible with CNMG1606 inserts?
A: No, this is specifically for CNMG1204 inserts. For CNMG16, please order the MCBNL3232P16.
Q: What are the benefits of the 32mm shank size?
A: Increased mass and cross-section provide maximum rigidity, which reduces vibration and improves tool life when machining at large depths of cut.
Q: Does it come with a wrench?
A: Yes, all BEYOND holders include the necessary wrench and all internal hardware (shim, pin, clamp, and screw).
Pro Tips: Clamping System Selection
Keywords: MCBNL3232P12, 32mm Left Hand Tool Holder, CNMG1204 Lathe Bar, CNC Machining Rigidity, BEYOND Tools China, Industrial Metal Turning.
© 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.