Ultra Precise Three Quarter Inch Straight Shank Chuck Tool Holder for ER16 Collets, 0.0003 Inch TIR, TTS Compatible, Durable Machining Set for Pros and Home Shops

ER16 3/4 in Straight Shank Tool Holder with 0.0003 TIR
✔️ 3/4 in shank, ER16 compatible, 12k RPM max, 1.5 in flange, single unit

This precision ER16 collet chuck tool holder is designed for CNC milling and other metalworking that needs accurate toolholding. It works with all ER16 collets and features a compact 2.68" overall length for tight setups in busy workshops.

✅ Chuck runout (TIR): 0.0003 in (0.0076 mm)
✅ Clamping range: 3/16 in to 1/2 in (4.76-12.7 mm)
✅ Shank diameter: 3/4 in (19.05 mm)
✅ Flange diameter: 1.5 in (38.1 mm)
✅ Overall length: 2.68 in (68.07 mm)
✅ Gage length: 1.38 in (35.05 mm)
✅ Includes collet nut

💡 What is an ER16 collet chuck tool holder used for in CNC milling and why pick a low TIR like 0.0003 inch?

This handy tool setup keeps tooling aligned and secure in high-speed milling operations.

- er16 collet chuck tool holder for CNC milling and precision machining - 0.0003 inch TIR minimizes runout and improves tolerances - compatible with TTS 3/4 in straight shank for broad tooling options - handles up to 12,000 RPM for fast, stable metal removal