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11/64 (.1719) 1/4-28 Threaded Drill BitCobalt 9/16 Long

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11/64 (.1719) 1/4-28 Threaded Drill BitCobalt 9/16 Long

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Part numbers : RX1-12-04156 , 1164COST , 12-04156
Unit of Measure: EA

11.24 EUR / EA 11.24 EUR 11.24 € excl. VAT

11.24 EUR / EA excl. VAT

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Up to 42 EA ready to ship on Thursday 2026-11-12
Order before 16:00 CET Today

This cobalt threaded adaptor drill bit is specified in 11/64 in (0.1719 in / approximately 4.4 mm) diameter with a stated length of 9/16 in (approximately 14 mm). It is designed with a 1/4-28 UNF Class 2A thread for use with compatible threaded drill adapters.

  • Manufacturer part number: 1164COST
  • Drill diameter: 11/64 in (0.1719 in / approximately 4.4 mm)
  • Material: cobalt
  • Thread: 1/4-28 UNF, Class 2A
  • Construction: NAS 965 Type D threaded square shank
  • Surface treatment: steam oxide
  • Stated length: 9/16 in (approximately 14 mm)

Suitable for drilling hard, tough and high-tensile-strength materials where access is limited. Please verify drill-adapter thread, required drill diameter and task-specific documentation before use.

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Orders with purchased items below 100.00 € incur a small order fee of 10.00 €. Both amounts exclude VAT. Shipping, other fees and core deposits do not count towards the limit.

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