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1/2 x 100° Polycrystalline Diamond (PCD) Countersink

Supplier: Ultracut Tools Pty Ltd

The 1/2 x 100° Polycrystalline Diamond (PCD) Countersink is highly resistant to wear and tear.

Price Guide: POA


  • Designed to countersink/chamfer holes at a 100 degree included angle.
  • Comes with side locking grubscrew to lock in the pilot.
  • Material is poly crystalline diamond tips fused with a threaded steel shank.
  • Large diameter of 500 inch.
  • Bore diameter is 0.1250 inch.
  • Shank type is 1/4 UNF (industry standard).


  • In certain applications, these diamond tools can surpass the life of a similar carbide tool by 50 to 100 times.
  • Ideal for cutting hard or abrasive products.


  • Capable of machining (but not limited to) materials like aluminum, aluminum alloy, zinc magnesium alloy, carbon graphite composite, fibreglass composite, graphite composite and epoxy resin.

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