Spiral Flute Step Drill Set, 3Pce, 4-20mm/5-25mm/6-30mm SDSET-1 by Holemaker

Features:

• The Titanium Nitride coating significantly increases the tool life by providing the following benefits:.
• Increased 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

Specifications:

3Pce Set Includes:

• 1 x SD4-20MM 4 - 20mm
• 1 x SD5-25MM 5 - 25mm
• 1 x SD6-30MM 6 - 30mm