GOST 25827-93 ER Collet Chuck
GOST-ER tool holder is a commonly used tool holder in machine tool processing. It is composed of a tool holder body and an ER collet. It is mainly used to clamp and fix straight-shank cutting tools such as drills and milling cutters machining.
1. Various specifications: ER11, ER16, ER20, ER25, ER32, ER40.
2. Easy to operate.
3. Wide applicability.