Catalog number: NMS-18 Features: ●Black dye surface treatment prevents the blade from rusting. ●With tip thinning, it bites lightly and the point does not slip. Applications: ●Cutting material: Iron plate, copper plate (up to 2 mm), aluminum plate, wood, resin (up to 3-4 mm), stainless steel plate (up to 1 mm). Specifications: ●Step width (mm): 3 (5) ●Number of steps (steps): 8 ●Shank diameter (mm): 6.35 ●Drilling dimensions (φ): 4, 6, 8, 10, 12, 14, 16, (18) ●Surface treatment: Black dye Material/Finish: ●Cobalt high speed steel Set contents/Accessories: ●Cutting oil Caution: ●Cobalt and inorganic compounds are designated as specific chemical substances, but they are exempt from regulation because they do not emit dust amounts that cause health problems during normal use.
