Feature 1Durable Ball: The ball at the end of the probe stylus has a long service life and will not wear the surfaces of the abrasive material 2Good Stiffness: For balls larger than 3mm in diameter and 30mm in length, ceramic shank have good stiffness to support, but also is light in weight 3Crash Protection: The ceramic shank provides additional protection for probes to avoid shattering in a crash, has good stability 4Straight Design: The straight design of the probe stylus is for inspection of simple features, can direct, unobstructed access to the measurement surfaces 5Excellent Material: This probe stylus has standard M4 thread, the shank is made of stainless steel and ceramic, with good performance and long last durabilityItem 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 x CMM Probe Stylus1 x Storage Box Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.