Home > High Precision Solid Carbide Twist Drills > GD03 solid carbide twist drill-internal coolant > Drilling Diameter: 3.00mm-4.90 mm (0.1181"-0.1929")

Drilling Diameter: 3.00mm-4.90 mm (0.1181"-0.1929")

   Drill Type: 3D, Straight Shank
   Cooling Method: Internal
   Grade: KDG3013
   Grade Description: New 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: 3.00 mm-4.90 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-0310S 3.10 4 62 20 14 36
GD03C-03175 3.175 6 62 20 14 36
GD03C-03175S 3.175 4 62 20 14 36
GD03C-0330S 3.30 4 62 20 14 36
GD03C-0350S 3.50 4 62 20 14 36
GD03C-0360S 3.60 4 62 20 14 36
GD03C-0370S 3.70 4 62 20 14 36
GD03C-0390 3.90 6 66 24 17 36
GD03C-0390S 3.90 4 66 24 17 36
GD03C-03970 3.970 6 66 24 17 36
GD03C-0400S 4.00 4 66 24 17 36
GD03C-0410 4.10 6 66 24 17 36
GD03C-0460 4.60 6 66 24 17 36
GD03C-0470 4.70 6 66 24 17 36
GD03C-04763 4.763 6 66 24 17 36