Polledri Countersinks for Taps (120° HSS 2-Flutes DIN371)

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Polledri Countersinks for Taps (120° HSS 2-Flutes DIN371)

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120° HSS 2-Flutes DIN371

The Polledri countersink for tap 120° HSS, permit threading and bevelling in one operation.

It can be assembled on every kind of normal taps tool to be found from M2 to M24 GAS – UNC/UNF-W, on the straight type and in some case, of the slow spiral type till 15° with 2, 3, 4 grooves.

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UTENSILMASCHIO_2T   Countersinks for taps 120° HSS 2-Flutes DIN371

This tool permit threading and bevelling in one operation.

The countersink for tap is formed from 3 parts: one ring, one spring and one head. The ring is fixed with 2 screws at 90° degree on the shank of the tap in the correct position, so that when the tool work the spring is not all compressed.< When the tap invert the rotation to go out, the countersink work and execute the countersink.

It can be assembled on every kind of normal taps tool to be found from M2 to M10, on the straight type and in some case, of the slow spiral type till 15° with 2 or 4 grooves.

NOT SUITABLE FOR TAPS WITH SPIRAL POINT.

Countersinks for Taps 120° HSS 2 flutes DIN371

  • In HSS 63 HRC
  • Angle: 120°
  • RANGE: Taps with 2-4 grooves DIN371 Shank from M2 to M10
  • CODE: 80.21 [Ex. M2: 80.21.020]

 

 

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