High-Precision ER Collet Set for CNC Machining – Premium Tool Holder Accessories

Engineered from hardened 65Mn steel with ultra-fine grinding for micron-level accuracy (0.01mm TIR). Chrome-plated surface resists corrosion.

Universal compatibility with ER08/11/16/25/32/40 chucks – ideal for CNC milling, engraving, and lathe operations on metal/wood/plastic.

Mirror-polished interior eliminates workpiece slippage. Spring slots enhance clamping force up to 30% vs standard collets.

Pre-balanced design reduces vibration at 20,000+ RPM. Includes 13-piece metric sizes (1-20mm) per set.

Industrial-grade heat treatment ensures 50% longer lifespan than average collets. Essential for aerospace parts, automotive molds, and precision instruments.

Vacuum-sealed packaging prevents oxidation during shipping. Bulk orders available for factory/workshop use.