STRAIGHT FLUTE STEP DRILLS

The Titanium Nitride coating significantly increases the tool life by providing the following benefits:
Increases surface hardness to 85HRC
Ceramic surface, reducing friction by up to 30%
Especially resistant to cold welding.
Suitable for cutting a wide range of materials.

Sizes Included: 4, 6, 8, 10, 12, 14, 16, 18, 20mm
Step Length: 4.0mm
Overall Length: 75.0mm
Shank: 8mm