Industrial 4F 4 Jaw 17 32 Opening End Mill Holder

Industrial 4F 4 Jaw 17/32 Opening End Mill Holder is a precision tool-holding device designed to securely grip end mills and rotary cutting tools in milling machines and machining centers. It features a 17/32 in (0.531 in) opening and a 4‑jaw, mechanical clamping design to provide rigid tool positioning for milling, drilling, and finishing operations on CNC machining centers, manual mills, and toolrooms. Constructed from precision-machined steel, it mounts on a machine spindle or arbor depending on configuration and is suitable for applications requiring high rigidity and accurate tool clamping of end mills, drills, reamers, and related rotary cutting tools. Common replacements include Lyndex-Nikken End Mill Holder, Techniks Precision End Mill Holder, and Parlec 4-Jaw End Mill Holder.