OSG

OSG 1297800 Thread Size 1/4-20, UNC, 3 Flute, Extension Tap

OSG 1297800
$40.07 / EA
Out of Stock
  • Finish/Coating: Bright
  • Material: HSS
  • Number of Flutes: 3
  • Overall Length: 4 in
  • Thread Length: 0.645 in
  • Thread Limit: H3
  • Thread Size: 1/4-20
  • Thread Standard: UNC
  • Chamfer Type: 4P-4.5P Plug
  • Coolant Through: No
  • Cutting Direction: Right Hand
  • Material Application: 1010/1018 Low Carbon Steel, 1035/1045 Medium Carbon Steel, 1065 High Carbon Steel, Cast Iron, 6061/7075 Aluminum and Cast Aluminum
  • Measurement System: Imperial
  • Series: 918
  • Shank Diameter - Decimal: 0.255 in
  • Shank Length - Fractional: 2-63/64 in
  • Size: 1/4

General purpose premium spiral flute taps for a wide range of materials.

  • HSS material
  • Increased wear resistance
  • Spiral Flute
  • For blind hole applications
  • Slow spiral
  • Efficient chip evacuation
  • Long Shank
  • For long reach or deep hole applications

Application:Aluminum Alloy, Cast Aluminum, Cast Iron, Carbon Steels

OSG 1297800 Thread Size 1/4-20 | UNC | 3 Flute | H3 | Bright | Extension Tap