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#28 (.1405) Extension Drill Bit Cobalt 12 Long

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Part numbers : RX1-12-04492 , 4070-1405 , 12-04492
Unit of Measure: EA

15.78 EUR / EA 15.78 EUR 15.78 € excl. VAT

15.78 EUR / EA excl. VAT

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Availability
Up to 6 EA ready to ship on Monday 2026-07-27
Order before 17:00 CET on Friday 2026-07-24
Up to 17 EA ready to ship on Thursday 2026-07-30
Order before 17:00 CET on Friday 2026-07-24

The No. 28 cobalt extension drill bit is designed for drilling in confined or difficult-to-reach areas. It has a 3.57 mm (0.1405 in) drill size and an overall length of approximately 305 mm.

  • Cobalt drill bit for hard, tough and high-tensile-strength materials
  • NAS 965 Type D threaded square-shank construction
  • 1/4-28 UNF Class 2A thread
  • Steam-oxide surface treatment
  • Manufacturer part number: 4070-1405
  • Supplied as one each

Please verify the required drill size, extension arrangement and applicable maintenance data before use.

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