CoroThread 266 Whitworth 55° (BSW, BSF, BSP) With Finishing Blade

Basic Attributes

• Cutting Direction

  • Right-hand
  • Left-hand

  Clear

• Number of threads (for threading)

  • 4.5 TPI
  • 6 TPI
  • 7 TPI
  • 8 TPI
  • 11 TPI
  • 12 TPI
  • 14 TPI
  • 19 TPI
  • 28 TPI

  Clear

• s (Chip Thickness)(mm)

  • 3.97
  • 5.56

  Clear

• Tip Size

  • 16
  • 22

  Clear

• Diameter of Inscribed Circle iC

  • 0.375
  • 0.5

  Clear

• Material type

  • GC1020
  • GC1125
  • GC1135

  Clear

• Fixing hole diameter d1(mm)

  • 4.4
  • 5.5

  Clear

• Theoretical screw height HA(mm)

  • 0.72
  • 1.05
  • 1.06
  • 1.43
  • 1.44
  • 1.67
  • 1.68
  • 1.83
  • 2.52
  • 2.53
  • 2.88
  • 3.37
  • 4.49

  Clear

• Difference in Screw Height HB(mm)

  • 0.13
  • 0.18
  • 0.19
  • 0.25
  • 0.26
  • 0.30
  • 0.31
  • 0.33
  • 0.34
  • 0.47
  • 0.54
  • 0.64
  • 0.85

  Clear

• Type

  • 266R/LG-WH
  • 266R/LL-WH

  Clear

• O.D./ I.D. (For Threading)

  • Outer Diameter
  • Internal Diameter

  Clear