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

Holemaker Spiral Flute Step Drill Set 3 Piece 4-20mm / 5-25mm / 6-30mm - SDSET-1
Product code: BFSDSET-1
Manufacturer code: SDSET-1
Holemaker Spiral Flute Step Drill Set 3 Piece 4-20mm / 5-25mm / 6-30mm - SDSET-1

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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
3 Piece Set Includes:
1 x SD4-20MM 4 - 20mm
1 x SD5-25MM 5 - 25mm
1 x SD6-30MM 6 - 30mm