5PCS BT30 ER16 Collet Chuck, 0.003-0.005mm High Precision, 70mm Processing Length, Cr40 Metal Milling Chuck for Drilling & Milling Machines

Description This package contains 5 highly accurate collet chucks. Each collet chuck is made of high-quality metal, so it is very solid and durable. The chuck's shank type is BT30, the collet type is ER16 and its drawbar thread is M12. It has a very precise collet capacity.DetailsDigital Number Engraving: We have engraved the corresponding model numbers on the chuck so that you can find the right model quickly when using them.Smooth Surface: The surface of the chuck is polished, which not only makes the surface look smooth and shiny but also facilitates the user to hold it comfortably and tightlyApplicationThe stable and precise collet chuck is suitable for drilling and milling machines. It can hold drills, reamers, end mills, taps and much more.SpecificationProduct Type: BT30 ER16Material: 40CrAccuracy: 0.003-0.005 mm/0.00012-0.0002inchProcessing Length: 70mm/2.76inchDraw Bar Threads: M12Color: As Picture ShowsQuantity: 5 PiecesBottom Diameter: 28mm/1.1inchUpper Diameter: 31.75mm/1.25inchNet Weight:2.92kg/6.44lbsGross Weight:3.3kg/7.28lbsPackage Included5 x BT30 ER16 Collet ChucksNotes1. CNC tool placement collets must exceed the effective clamping length of the collet hole to avoid incorrect locking, which may lead to damage.2. Use the correct wrench device and do not change it at will.3. Do not use the rod with a notch or a plane of the CNC cutting tools4. Do not air the lock.

• 【🎯HIGH PRECISION】With an exceptional accuracy of 0.003-0.005 mm, this BT30 ER16 collet chuck ensures precise holding for drills, reamers, end mills, and taps
• 【🔩SOLID CONSTRUCTION】Crafted from high-quality hard Cr40 metal with a polished surface, the chuck is highly durable, anti-corrosion, and offers a long service life
• 【📏EXTENDED REACH】Features a generous processing length of 70mm (2.76 inches), allowing the tool to reach further and machine items in deeper or harder-to-access areas
• 【🛠️STABLE CLAMPING】Designed for stronger holding power and reduced tool vibration, it securely clamps various tools to ensure stable and efficient machining operations
• 【📦COMPLETE KIT】This value pack includes 5 collet chucks, all with engraved model numbers for easy identification, providing a versatile and portable solution for industrial applications