3pcs HRB65 68 HSS Cobalt Center Drill Countersink Lathe Mill Tooling Tip Bits Countersinks Drills Set Tool for Metal A1 A2 A3

3pcs HRB65 68 HSS Cobalt Center Drill Countersink Lathe Mill Tooling Tip Bits Countersinks Drills Set Tool for Metal A1 A2 A3

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