RUKO spiral step drill 12mm high speed steel

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

[Usage] Work Material: Iron plate (items with a strength of 900 N/mm [[square of]] or less), brass, aluminum, plastic (up to 4 mm)

[Specifications] ● Overall length (mm): 65 ● Step width (mm): 4 ● Shank diameter (mm): 6 ● Number of steps (steps): 5 ● Drilling dimensions (φ): 4, 6, 8, 10, 12

[Specification 2] Non-coating

[Material/Finish] High speed steel

[Set contents/accessories]
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【Note】
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