HOLEMAKER STRAIGHT FLUTE STEP DRILL SET, 3 PCE, 4-12MM/5-25MM/6-30MM

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:

3 Piece Set Includes:

• 1 x SDST4-12MM 4 – 12mm
• 1 x SDST5-25MM 5 – 25mm
• 1 x SDST6-30MM 6 – 30mm