Twist drill overlong L with straight shank

• Twist drill L HSS - Type N

  High-performance deep hole twist drill according to
  DIN 1869 with cylindrical shank, type N for materials
  up to 900 N/mm2 strength.
  Large model for large drilling depth.
  High-speed steel for drilling in structural steel,
  cast iron, non-ferrous metal and aluminium.
  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 L HSS Co5 - Type N

  High-performance deep hole drill according to DIN 1869
  with cylindrical shank, type N for materials
  up to 1,100 N/mm2 strength.
  Top model for large drilling depth.
  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.