4 Flute Dia 1mm-30mm HSS Straight Shank End Mill Slot Drill CNC

4 Flute Dia 1mm-30mm HSS Straight Shank End Mill Slot Drill CNC end mill slot drill Unlike conventional drill bits, end mills have cutting teeth at the sides and tip of the mill Bordo 6000-S1 Short Threaded HSS Cobalt Slot Drill Set 18 ender 3 sd card slot End , Slot and End, HSS and Carbide

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