RUKO 2-Flute Spiral Step Drill 1-3/8 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): 5 - Shank diameter: 3/8 - Drilling dimensions: 7/8, 1-1/8, 1-7/32, 1-1/4 , 1-3/8

[Specification 2] Non-coating

[Material/Finish] Cobalt high speed steel

[Set contents/accessories]
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【Note】
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