OSG

OSG 1813800 126 Spiral Point Straight Flute STI Tap, 1/2-20, 4 Flutes, 2B/H3 Class of Fit, Right Hand

OSG 1813800
$29.87 / EA
Out of Stock
  • Material: HSS
  • Overall Length: 3.375 in
  • Series: 126
  • Shank Diameter - Decimal: 0.48 in
  • Square Size: 0.36
  • Thread Standard: UNF
  • Thread Size: 1/2-20
  • Class of Fit: 2B/H3
  • Number of Flutes: 4
  • Finish/Coating: Bright
  • Chamfer Type: Plug
  • Cutting Direction: Right Hand
  • Measurement System: Imperial
  • Overall Length - Fractional: 3-13/16 in
  • Provides exceptional value for tapping helicoil (STI) threads in a variety of ferrous and nonferrous metals
  • Increased wear resistance
  • Complete offering
  • Repair stripped threaded holes
  • Aluminum alloys, cast aluminum, cast iron, carbon steels applicable materials
  • For through or blind holes and short chipping materials

For general purpose applications

OSG STI Tap | Spiral Point Straight Flute | Series: 126 | Measurement System: Imperial | 1/2-20 | UNF Thread | 1-13/16 in Thread Length | 3-13/16 in Overall Length | 4 Flutes | Plug Chamfer | Right Hand Cutting | Class of Fit: 2B/H3 | 0.48 in Shank Dia | 0.51 to 0.518 in Tap Drill | 0.36 in Square Size | HSS | Bright