Twist drill short with straight shank

• Twist drill short HSS - Type N

  High-performance twist drill according to DIN 1897 with straight shank,
  type N for materials up to 900 N/mm2
  strength.
  Ideal as a short assembly drill bit.
  High-speed steel for drilling in structural steel,
  cast iron, non-ferrous metal, aluminium and plastic.
  Cross grinding to DIN 1412 C for tough and hard
  materials, castings and forged workpieces. Good
  centring, low feed force, good chip
  removal due to chip separation, resistant to impact.
  Tip angle 118° for normal-strength materials.
  Twist angle 25° to 30° for hard materials with short to average
  chipping. Clockwise helix.

• Twist drill short HSS Co5 - Type N

  High-performance twist drill according to DIN 1897 with straight shank,
  type N for materials up to 1,100 N/mm2
  strength.
  Top model for short assembly holes and for
  short strokes on machine tools.
  High-speed steel with 5% cobalt for drilling in
  tempered and tool steel, stainless steel, structural steel,
  cast iron, non-ferrous metal and plastic.
  High toughness and very good heat resistance.
  High resistance to breaking thanks to reinforced drill core.
  Cross grinding to DIN 1412 C for tough and hard
  materials, castings and forged workpieces. Good
  centring, low feed force, good chip
  removal due to chip separation, resistant to impact.
  Tip angle 128° for hard materials.
  Twist angle 39° for tough materials with easy chip removal.
  Clockwise helix.