Holemaker Step Drill Spiral Flute, 9 Steps, 3mm Step Length, 4-20mm

$63.80Per: EACH



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
Sizes: 4, 6, 8, 10, 12, 14, 16, 18, 20mm
Step Length: 3.0mm
Overall Length: 74.5mm
Shank Diameter: 8mm
SKU SD4-20MM
Barcode # 9328042005960
Brand Holemaker
Shipping Weight 0.0600kg

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