MCBNR25

BEYOND MCBNR2525M16 External Turning Tool Holder | M-Type for CNMG1606

$33.16 USD

Price shown is a starting point. Contact us for a precise quote based on your requirements.

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Description

MCBNR2525M16

Heavy-Duty M-Type External Turning Tool Holder

Brand: BEYOND | Origin: China | Optimized for CNMG1606 Inserts

⚠️ ATTENTION: The tool holder includes all spare parts. Inserts (Blades) are NOT included.

Model Identification Guide

M
Clamping: Multi-lock
C
Shape: 80° Diamond
B
Approach: 75°
N
Clearance: 0°
R
Hand: Right Hand
2525
25x25mm Shank
M
Length: 150mm
16
Insert: CNMG1606

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 2525M16 CNMG 1606xx 25 x 25 MC1604 CTM822 HL2217 ML0830 L4.0
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

Steel & Carbon Steel (P)

Cutting Speed (Vc): 150 - 260 m/min

Feed Rate (fz): 0.20 - 0.60 mm/r

Cast Iron (K)

Cutting Speed (Vc): 120 - 240 m/min

Feed Rate (fz): 0.25 - 0.65 mm/r

Metric vs. Imperial Shank Reference

Metric Model: MCBNR2525M16 (25mm) Imperial Equivalent: MCBNR 16-5D (1")
Metric Model: MCBNR3232P16 (32mm) Imperial Equivalent: MCBNR 20-5E (1-1/4")
Metric Model: MCBNR2020K12 (20mm) Imperial Equivalent: MCBNR 12-4C (3/4")

Global Verified Feedback

⭐⭐⭐⭐⭐ "The MCBNR2525M16 is an absolute beast for roughing. The 16mm thick insert provides massive stability." - Markus, Germany

⭐⭐⭐⭐⭐ "Extremely high rigidity. Best value for money compared to major brands. Shipping to USA was fast." - Robert, USA

⭐⭐⭐⭐ "Good tool life on the spare parts. The black oxide finish is very professional." - Liam, Australia

⭐⭐⭐⭐⭐ "Using this on my CNC for facing large alloy blocks. No vibration at all." - Jason, Canada

⭐⭐⭐⭐⭐ "Precise fit. Using BEYOND tool holders for years, consistent quality." - S. Watanabe, Japan

Frequently Asked Questions (FAQ)

Q: Does this tool holder work with CNMG1204 inserts?
A: No, the pocket is specifically designed for the larger CNMG1606 series. For CNMG1204, please choose the MCBNR2525M12.

Q: What materials can this tool holder machine?
A: It is designed for external turning, facing, and roughing of steel, stainless steel, and cast iron.

Q: Is the coolant hole included?
A: This specific series is standard external cooling; however, the rigidity of the M-type clamping handles high-heat roughing easily.

Pro Tips: Clamping System Selection

M-TYPE: Multi-Lock. The industry standard for roughing. Uses a pin and a top clamp for ultimate stability.
W-TYPE: Lever Clamping. Fast indexing for general purpose production.
P-TYPE: Hole Clamping. Best for high-speed finishing and chip clearance.
S-TYPE: Screw-Down. Compact design for finish turning and small diameter tools.

Long-tail Keywords: MCBNR2525M16, CNMG1606 Tool Holder, External Turning Tool, CNC Machine Tooling, BEYOND Tools China, Industrial Lathe Accessories.

© BEYOND CNC Tools - Industrial Precision Engineering Solutions.

Technical FAQ & Buying Guide

Are your carbide inserts interchangeable with major brands like Sandvik, Iscar, or Kennametal?

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.

How do I choose the correct insert grade and chipbreaker for machining Stainless Steel (M) vs. Carbon Steel (P)?

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.
What are the recommended cutting speed (Vc) and feed rate (f) parameters to maximize tool life?

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.
Do you offer bulk discounts or wholesale pricing for machine shops and distributors?

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.

What is your international shipping policy and typical lead time for orders?

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.

How do you guarantee the quality and tolerance precision of your CNC tools?

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.