R5 R8 R10 Corner Rounding End Mill Radius Milling Cutter CNC Router Bits HSS

1/5/7PCS M3-M16 HSS Counterbore End Mill 4Flute Pilot Slotting Tool for Milling. 10PCS 3Edge Pyramid Engraving Bits 3.175mm Shank 0.1-0.3mm CNC Milling Cutter. The Mill Cutter is usually assembled on milling machine;.

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