Chucking Reamer 8mm H7 HSS Cobalt M35 Lathe Machine Metric 6 Flutes Round Shank
And this set is a good tool for mold processing and handicraft processing. 【FEATURE】: Designed for reaming to mold processing and handicraft processing. 【SIZE】Cutting Dia.: 8mm; Shank Dia.:8mm/0.31″; Tool flute length: 22mm/0.87″; Overall length: 94mm/3.7″.