RUKO 2-Flute Spiral Step Drill 28mm Titanium Aluminum

[Features] ● High-quality materials are used, allowing stable drilling without stress and chattering.

[Usage] Work Material: Iron plate (with strength of 1100N/mm [[square of]] or less), aluminum, brass, plastic (up to 4mm)

[Specifications] ● Overall length (mm): 69 ● Step width (mm): 4 ● Shank diameter (mm): 10 ● Number of steps (steps): 7 ● Surface treatment: Titanium aluminum coating ● Drilling dimensions (φ): 5, 8.8 , 11.8, 15.3, 19, 24.5, 28

[Specification 2]
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[Material/Finish] High speed steel

[Set contents/accessories]
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【Note】
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