Home > High Precision Solid Carbide Twist Drills > GD03 solid carbide twist drill-external coolant > Drilling diameter: 2.00mm-4.80mm (0.0787"-0.1890")

Drilling diameter: 2.00mm-4.80mm (0.0787"-0.1890")

   Drill Type: 3D, Straight Shank
   Cooling Method: External
   Grade: KDG3013
   Grade Description: New AlCrN coated carbide with great bonding and excellent wear resistance

   Application Highlights and Main Product Features:

  • General-purpose high efficiency drilling of a variety of steels, stainless steels, cast irons and heat-resistant alloys

  • New AlCrN coating with better wear resistance than Ti-based coating for smoother chip evacuation and better surface quality at various drilling speeds

  • 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: 2.00 mm-4.80 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)
GD03-0200 2.00 4 58 13 9 28
GD03-0215 2.15 4 58 13 9 28
GD03-0220 2.20 4 58 13 9 28
GD03-0230 2.30 4 58 13 9 28
GD03-0250 2.50 4 58 17 12 28
GD03-0285 2.85 4 58 17 12 28
GD03-0300 3.00 6 62 20 14 36
GD03-0320S 3.20 4 62 20 14 36
GD03-0330S 3.30 4 62 20 14 36
GD03-0350S 3.50 4 62 20 14 36
GD03-0360 3.60 6 62 20 14 36
GD03-0380S 3.80 4 66 24 17 36
GD03-0380 3.80 6 66 24 17 36
GD03-0390S 3.90 4 66 24 17 36
GD03-03970 3.97 6 66 24 17 36
GD03-0410 4.10 6 66 24 17 36
GD03-0420 4.20 6 66 24 17 36
GD03-0450 4.50 6 66 24 17 36
GD03-0470 4.70 6 66 24 17 36
GD03-04763 4.763 6 66 24 17 36
GD03-0480 4.80 6 66 28 20 36