RUKO 2-Flute Spiral Step Drill 1/2 Cobalt 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] - Step width (mm): 4 - Number of steps (steps): 13 - Shank diameter: 1/4 - Drilling dimensions: 1/8, 5/32, 3/16, 7/32, 1/4, 9 /32, 5/16, 11/32, 3/8, 19/32, 3/16, 15/32, 1/2

[Specification 2] Non-coating

[Material/Finish] Cobalt high speed steel

[Set contents/accessories]
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【Note】
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