🔥 YOKOCUT Premium HSS Cobalt M35 5% Cobalt Steel ,66-69 HRC, which provides the best heat, wear and chip resistance and longer tool use-life. YOKOCUT High Speed Steel M35 Cobalt Step Bit (65-67° HRC) has Industry-grade TiAlN coating that can reduce friction and run cooler, which ensures prolonged wear-resistance and durability.
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