RUKO A101126TRO HSS Step drill bit set titanium-coated 1 pc(s)

HSS step drill bits in sizes 0/9, 1, 2. - With this robust tool, plates can be centered, drilled, drilled and deburred in one operation.The deep-ground clamping groove offers absolute smoothness and high cutting performance. The cone makes it easier to pull back on pierced sheets. HSS: High-performance high-speed working steel for drilling in well-machined materials with a strength of up to 900 N/mm². The titanium nitride wear protection coating increases the surface hardness to approx. 2,300 HV and the heat resistance to approx. 600°C.

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