"CYCLUS TOOLS thread cutter M3
Thread reamer and facer 3 mm x 0,5. E.g. for screws holes from derailleur hangers.
We recommend you to use it with the tap wrench Cyclus Tools sku. 720122." Part Number: 700032 Barcode: 8590831340038 Product Code: CYC 700032
M3 TAP