Minimprover 2 Pack CNC Carbide End Mill Cutter Drill Bits ...
Minimprover 2 Pack CNC Carbide End Mill Cutter Drill Bits, Micro Grain Carbide End Mill for Alloy Steels/Hardened Steels, Straight 4 Fultes Milling Cutter 1/4' Cutting Diameter, 2-1/2' Length(DC:Less than 3.0 Tolerance range:-0.014~-0.028.): Amazon.com: Industrial & Scientific
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