MCLNR2020M12 External Turning Tool Holder

Code Breakdown (ISO 5608):

• M – Clamping method: Top clamp + pin (secure clamping for negative inserts)

• C – Insert shape: 80° rhombic (C-type, e.g., CNMG)

• L – Tool style: 95° approach angle (side cutting holder)

• N – Insert clearance: 0° (negative rake insert)

• R – Hand of tool: Right-hand cutting

• 2020 – Shank size: 20×20 mm

• M – Length code: ≈125 mm overall length

• 12 – Insert size: CN 12 (12 mm cutting-edge length, e.g., CNMG1204/120408)

Description:
The MCLNR2020M12 is a rigid external turning tool holder with a 20×20 mm shank, designed for CNMG12 negative inserts. It provides strong clamping with its top clamp + pin system, ensuring excellent stability and long tool life. The right-hand cutting direction with a 95° approach makes it suitable for a wide range of medium to heavy turning applications on steel, stainless steel, and cast iron.

Key Features:

• Application: External turning

• Insert Compatibility: CNMG12 (and other C-type negative inserts, size 12)

• Shank Size: 20×20 mm

• Overall Length: ~125 mm

• Orientation: Right-hand cutting

• Clamping: Top clamp with pin (secure for heavy cuts)

• Material: HSS body (your version), industry standard – alloy tool steel

• Advantages: High rigidity, stable cutting, long service life, precision machining