2pcs/set Hardened Steel 2-4-6 Blocks 0.0001" Precision Matched Machinist 246 Milling Tool 23 Holes Ground Machinist Set

2pcs/set Hardened Steel 2-4-6 Blocks 0.0001" Precision Matched Machinist 246 Milling Tool 23 Holes Ground Machinist Set

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