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#28 (.1405) 1/4-28 Threaded Drill BitCobalt 9/16 Long

#28 (.1405) 1/4-28 Threaded Drill BitCobalt 9/16 Long

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Part numbers : RX1-12-04142 , #28COST , 12-04142
Unit of Measure: EA

9.14 EUR / EA 9.14 EUR 9.14 € excl. VAT

9.14 EUR / EA excl. VAT

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Up to 1 EA ready to ship on Thursday 2026-09-10
Order before 16:00 CET Tomorrow

Manufacturer part number #28COST is a cobalt Type D threaded drill bit for use with compatible 1/4-28 threaded drill adapters.

  • No. 28 drill size: 0.1405 in (approx. 3.57 mm)
  • 1/4-28 UNF Class 2A male thread
  • Type D threaded square-shank construction in accordance with NAS 965 Type D
  • Cobalt drill with steam-oxide surface treatment
  • 9/16 in length (approx. 14 mm)

Designed for drilling hard, tough and high-tensile-strength materials, including work in confined areas. Verify the required drill size, adapter interface and maintenance data before use.

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