MTR Boring Carbide End Mill TiSiN HRC55

MTR Boring Carbide End Mill

Designed for precision small-hole machining and internal contour processing, this Micro Boring Carbide End Mill delivers excellent rigidity, stable cutting performance, and superior finishing quality for CNC micro-machining applications. Manufactured from premium solid tungsten carbide with advanced TiSiN coating, it is ideal for machining stainless steel, mold steel, carbon steel, and hardened materials below HRC55.

The compact cutting head and reinforced neck structure enable precise boring, internal radius machining, and fine internal profiling in narrow and hard-to-reach areas.

Product Features

MTR Precision Micro Boring Geometry

Specially designed for:

• Small hole boring
• Internal contour machining
• Precision cavity processing
• Internal radius machining
• Fine groove processing
• Micro-detail machining

Provides stable cutting performance and excellent dimensional accuracy in miniature machining applications.

Compact Head Design

The small cutting diameter allows efficient machining in confined internal spaces and narrow cavities while maintaining machining stability.

Premium Solid Carbide Construction

Manufactured from high-quality tungsten carbide for superior rigidity, anti-vibration performance, and long tool life during high-speed machining operations.

TiSiN Coating

The advanced TiSiN coating improves:

• Heat resistance
• Surface hardness
• Wear resistance
• Oxidation resistance

Helping extend tool life and improve machining stability.

Stable Internal Machining Performance

The reinforced structure reduces vibration during internal boring operations and improves surface finish quality.

HRC55 Machining Capability

Suitable for machining materials with hardness up to HRC55 while maintaining precision cutting performance and excellent wear resistance.

Applications

Widely used for:

• Small hole boring
• Internal cavity machining
• Precision mold processing
• Internal radius machining
• Micro contour machining
• Fine-detail CNC processing
• Precision finishing operations

Suitable Materials

• Carbon steel
• Alloy steel
• Stainless steel
• Mold steel
• Pre-hardened steel below HRC55

Product Advantages

• Excellent small-hole machining capability
• Stable internal cutting performance
• High dimensional accuracy
• Reduced vibration during boring
• Smooth surface finish quality
• Long tool service life
• Ideal for precision internal machining

Perfect for CNC machining centers, precision mold manufacturing, micro boring applications, and industrial machining operations requiring accurate internal profiling and stable small-hole processing performance.