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#1 (.228) Extension Drill Bit Cobalt 6 Long

#1 (.228) Extension Drill Bit Cobalt 6 Long

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Part numbers : RX1-12-04356 , 4040-2280 , 12-04356
Unit of Measure: EA

8.52 EUR / EA 8.52 EUR 8.52 € excl. VAT

8.52 EUR / EA excl. VAT

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Up to 8 EA ready to ship on Thursday 2026-09-10
Order before 16:00 CET Tomorrow

Cobalt extension drill bit for access to confined drilling locations. This No. 1 drill has a 0.228 in diameter (approximately 5.8 mm) and a 6 in overall length (approximately 152 mm).

  • Manufacturer part number: 4040-2280
  • No. 1 drill size; 0.228 in (approximately 5.8 mm) diameter
  • 6 in (approximately 152 mm) long extension configuration
  • Cobalt construction for drilling hard, tough and high-tensile-strength materials
  • NAS 965 Type D construction
  • Threaded square shank with 1/4-28 UNF Class 2A thread
  • Steam-oxide surface treatment

Supplied as one drill bit (EA).

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