OSG

OSG 1663100217 1/8 Thread Size, Internal/External, 4 Flute, Helical Flute Thread Mill

OSG 1663100217
$247.10 / EA
Out of Stock
  • Cutting Diameter - Decimal: 0.381 in
  • Material: Carbide
  • Number of Flutes: 5
  • Shank Diameter: 1/2 in
  • Shank Diameter - Fractional: 1/2 in
  • Thread Size: 1/4 or 3/8-18
  • Thread Type: NPTF
  • Finish: EgiAs Coated
  • Length of Cut - Decimal: 0.611 mm
  • Overall Length - Fractional: 3-1/2 in
  • Series: 16631/AT-1
  • Shank Type: h6 Straight

The A Brand® AT-1 threadmill is designed with a left-hand helix for a small pitch diameter difference between the hole entry and the bottom of the hole, allowing a delay in gauge-out failure. Longer tool life can be achieved with elimination of “zero cutting” for correcting bending.

  • Unequal Spacing / Variable Lead Flute
  • For reduced vibration
  • Right-Hand Cut & Left-Hand Helix Geometry
  • Increases tool stability
  • EgiAs Coating
  • For exceptional wear resistance
  • Ultra-Fine Grain Carbide
  • For high wear resistance and toughness

OSG 1663100217 1/8 Thread Size | Internal/External | 4 Flute | Carbide | EgiAs | Helical Flute Thread Mill