Specifications

• Thread Type
  Whitworth
• Number Of Blades
  30
• Sizes in Set
  10 tpi, 11 tpi, 11-1/2 tpi, 12 tpi, 13 tpi, 14 tpi, 15 tpi, 16 tpi, 18 tpi, 20 tpi, 22 tpi, 24 tpi, 26 tpi, 27 tpi, 28 tpi, 30 tpi, 32 tpi, 34 tpi, 36 tpi, 38 tpi, 4 tpi, 4-1/2 tpi, 40 tpi, 42 tpi, 5 tpi, 5-1/2 tpi, 6 tpi, 7 tpi, 8 tpi, 9 tpi
• Imperial Measurement Range
  4 to 42 tpi
• Locking Device
  Locking Device Not Included