Feature:1. Durable Ball: The ball at the end of the probe stylus has a long service life and will not wear the surfaces of the abrasive material2. Good Stiffness: For balls larger than 3mm in diameter and 30mm in length, ceramic shank have good stiffness to support, but also is light in weight3. Crash Protection: The ceramic shank provides additional protection for probes to avoid shattering in a crash, has good stability4. Straight Design: The straight design of the probe stylus is for inspection of simple features, can direct, unobstructed access to the measurement surfaces5. Excellent Material: This probe stylus has standard M4 thread, the shank is made of stainless steel and ceramic, with good performance and long last durabilitySpecification:Item Type: CMM Probe StylusMaterial: Stainless Steel and CeramicThread: M4Application: For three coordinate machine toolBall Diameter: Approx.6mm/0.24inLength: Approx.50mm/2in.Package List:1 xCMM Probe Stylus1 x Storage Box