Description
Somta Series 348 – 6.5 mm HSS Co8 2 Flute End Mill (Slot Drill) Insize Point Micrometer 50 75mm Range Series 3230 75BA and vent) systems 10208 ER25 NT30 M12 Drawbar Precision 6 pc Spring Collet Set Model ST20 WER20 125 and vent) systems eg = DER 1212 H16 would refer to a ER insert style