Holemaker 3pc Spiral Flute Step Drill Set-4-30mm
Features
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.**
Set Contents:
• 1 x SD4-20MM 4 - 20mm
• 1 x SD5-25MM 5 - 25mm
• 1 x SD6-30MM 6 - 30mm
**Will cut Stainless Steel however Stainless will reduce the edge life of your cutting tool.
