NEW! GD Series Precision Drills - Drilling diameter range: 5.00mm-7.938 mm, 3xD drilling length, straight shank, internal cooling

   Drill Type: 3D, Straight Shank
   Cooling Method: Internal
   Grade: KDG3013
   Grade Description: New ALCRONA (AlCrN) coated carbide with great bonding and excellent wear resistance
   Application Highlights and Main Product Features:

  • General-purpose and versatile high efficiency drilling of a variety of steels, stainless steels and cast irons
  • Innovative ALCRONA coating with better wear resistance than Ti-based coating for both low and high speed drilling, with minimized cutting resistance for smoother chip evacuation and better surface quality
  • High-strength linear cutting edge and optimized drilling point design for better drilling performance
  • Double line cutting edge design for improved drilling stability

Drill Diameter (d1) Range: 5.00 mm-7.938 mm. All Dimensions in mm

Part Number Drill Dia. (d1) Shank Dia. (d2) Overall Length (L1) Flute Length (L2) Recom. Drilling Depth (L3) Shank Length (L4)
GD03C-0500 5.00 6 66 28 20 36
GD03C-0510 5.10 6 66 28 20 36
GD03C-0525 5.25 6 66 28 20 36
GD03C-0530 5.30 6 66 28 20 36
GD03C-0540 5.40 6 66 28 20 36
GD03C-0550 5.50 6 66 28 20 36
GD03C-05558 5.558 6 66 28 20 36
GD03C-0570 5.70 6 66 28 20 36
GD03C-0575 5.75 6 66 28 20 36
GD03C-0600 6.00 6 66 28 20 36
GD03C-0630 6.30 8 79 34 24 36
GD03C-0635 6.35 8 79 34 24 36
GD03C-0660 6.60 8 79 34 24 36
GD03C-06746 6.746 8 79 34 24 36
GD03C-0680 6.80 8 79 34 24 36
GD03C-0690 6.90 8 79 34 24 36
GD03C-07145 7.145 8 79 41 29 36
GD03C-0730 7.30 8 79 41 29 36
GD03C-0740 7.40 8 79 41 29 36
GD03C-07541 7.541 8 79 41 29 36
GD03C-0790 7.90 8 79 41 29 36
GD03C-07938 7.938 8 79 41 29 36