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, 5, 6, 7, 8, 9, 10, 11, 12mm
Step Length: 3.75mm
Overall Length: 65.5mm
Shank: 6mm