VEVOR CAT40 Collet Holder ER32 5 Piece Precision Spring Collet Chuck Set, for Milling Machine Drill Presses, 4000 RPM Max Speed, CAT40 Tool Holder Spring Collet with 0.0004" TIR, Labeled Storage Box

High Precision Performance: With as low as 0.0004" TIR, this CAT40 collet holder is compatible with ER32 collets. It meets the high standards of precision mold making and aerospace machining applications,Stable High-Speed Cutting: Rated up to 4000 RPM, this CAT40 tool holder provides stable performance with reduced vibration at high speeds. It helps maintain quality surface finishes while extending spindle and tool life,Quick & Easy Tool Changes: Featuring a V-groove design for fast self-centering alignment and a fully ground flange for consistent positioning, this CAT40 collet chuck set allows smooth and hassle-free tool changes,Durable Steel Construction: Made from durable 40CR alloy steel, this CAT40 tool holder set is heat-treated and precision ground to resist deformation. Great for high-speed milling and heavy-duty grinding of precision components,Standard Gauge Length: With a 2.76" gauge length, this CAT40 milling chuck set matches common CNC machine specifications. No need to reset tool offsets after replacement, helping improve machining efficiency and reduce setup time