BEYOND Tungsten Steel Boring Bars – High-Rigidity CNC Internal Turning Tools

BEYOND tungsten steel boring bars are engineered for high precision internal turning, finishing, grooving, and profiling operations on CNC lathes. Manufactured from ultra-fine tungsten steel, our boring bars provide superior rigidity, excellent vibration resistance, and long tool life—making them ideal for deep-hole boring and high-precision machining applications.

Product Range

• Internal Rough Boring Bars: Designed for high-strength cutting on steel and cast iron.
• Finishing Boring Bars: Ultra-stable design ensures premium surface finish quality.
• Anti-Vibration Boring Bars: Stable boring at long overhangs with minimal chatter.
• Grooving Boring Bars: Suitable for internal grooving and face grooving operations.
• Threading Boring Bars: Supports 11IR/16IR and metric/inch threading inserts.

Key Features & Benefits

• Made from ultra-hard tungsten steel for superior wear resistance.
• Excellent anti-vibration performance for stable deep-hole boring.
• High dimensional accuracy for precision internal machining.
• Compatible with industry-standard carbide inserts.
• Available with internal coolant channels for improved chip evacuation.
• Ideal for CNC lathes, turning centers, and high-speed machining.

Compatible Inserts

BEYOND tungsten steel boring bars support the following insert types:

• Turning Inserts: CCMT, DCMT, CCGT, DCGT for precision finishing.
• Grooving Inserts: MGMN series, GER-series for internal slots.
• Threading Inserts: 11IR/16IR, full profile & partial profile threading inserts.

Performance Applications

• Internal turning of steel, stainless steel, cast iron, and superalloys.
• Deep-hole precision boring with high stability.
• Internal diameter finishing operations requiring excellent surface quality.
• Internal grooving and face grooving.
• Internal threading using carbide threading inserts.

Standard Cutting Conditions

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