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Imperial HSS Extra Long Length Twist Drills, ASME/ANSI B94.11M Standard
◆ Right hand spiral flute Material: HSS, HSS-E
◆ Drill points: 118°/135°
◆ DIN1412C split point for more accurate centering (from dia. 1/8”)
◆ Material: HSS, HSS-E. Surface finish: bright finish, black oxide, TiN coated
◆ Recommended for cast steel, grey cast iron, malleable cast iron, nickel brass and graphite.
Variants
  • Diameter
  • Flute Length
  • Material
  • ◆ Right hand spiral flute Material: HSS, HSS-E
    ◆ Drill points: 118°/135°
    ◆ DIN1412C split point for more accurate centering (from dia. 1/8”)
    ◆ Material: HSS, HSS-E. Surface finish: bright finish, black oxide, TiN coated
    ◆ Recommended for cast steel, grey cast iron, malleable cast iron, nickel brass and graphite.

    For general purpose drilling where a longer than jobber length drill is required.
    Recommended for cast steel, grey cast iron, malleable cast iron, nickel brass and graphite.
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