R8 ER20 Collet Chuck 3-Piece Set with 3/4 ER20 1.38 for TTS Holder Adapter, Includes ER20 Collet Nut, High 0.01mm TIR Accuracy, Compatible

Product description Product Description: Made of material, R8 ER20 Chuck Kit 3PCS 3/4 ER20 1.38 for TTS Tool HolderCompatible with all ER20 colletsWide range of usesincluding collet nutR8 chuck pull rod thread:Flange Diameter: 1.5&; (approx.)Shank diameter 3/4&;TIR: 0.01mm/0.0004&;Color as shownQuantity: 4Package Included:3 * 3/4 ER20 1.38 for TTS kni fe holder1 * R8 ER20 ChuckNote:1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your and light brightness.2.Please allow slight manual measurement deviation for the data. Manufacturer Contact Information PETiB

• For R8 ER20 Collet Chuck System: This machining toolkit includes 1 R8 ER20 collet chuck with 1.5" flange diameter and 3 high-grade 3/4" ER20 1.38" For TTS tool holders, delivering 0.0004" TIR (Total Indicator Runout) for -level accuracy in milling, drilling, and tapping operations on your For CNC or manual mill.
• General Compatibility for TTS Systems: Engineered to work seamlessly with all standard ER20 collets and For TTS (Tormach Tooling System) setups, this R8 shank assembly fits most For Bridgeport-style milling machines and vertical machining centers, letting you swap tools in seconds without sacrificing concentricity or rigidity.
• Lasting Construction for Heavy-Duty Use: Crafted from heat-treated alloy steel with For -ground surfaces, each component resists wear even under continuous high-speed cutting, while the included collet nut guarantees secure clamping For up to 3,000 RPM, minimizing vibration and extending tool life.
• Quick-Change For TTS Tool Holder Design: The 3/4" shank diameter pairs with the 1.38" length to provide maximum gripping stability, and the threaded R8 pull rod insures effortless installation—simply insert, tighten, and machining without complex alignment procedures.
• 4-Piece Set Ready to Work: Receive 3 For TTS holders and 1 R8 ER20 chuck in package, eliminating the need for separate purchases; For ideal for job shops, home machinists, and prototyping labs seeking reliable, cost-effective tooling with professional-grade runout specifications.