4-4-15L 4-6-20L small hole tungsten steel boring bar handle 4mm internal diameter hole boring tool

  • Model: cjhs0138
  • Units in Stock: 100

Price:   $34.99

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  • 15mm
  • 20mm

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Product Description

Description:4-4-15L 4-6-20L Small hole tungsten steel boring cutter bar / handle 4mm inner path hole mirco boring bars.


Material: tungsten steel
Structure type: integral type
Usage: internal turning tool
Applicable machine tool: lathe
TypeDiameter of the stemOverall lengthEffecient deepthWorking diameter
4-4-15L 4mm50mm15mm4mm
4-6-20L 4mm50mm20mm6mm


Small boring cutter, tungsten steel coating applied to aluminum, copper, just the objects such as close to processing. 
Gm CNC lathes, machining centers.High hardness and durability. 

Package Included:1 x boring cutter 

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