Features: , CMM probe CMM pen Stylus M3 thread CMM Styli A-5003-3680CMM machine tool probe computer controlled machine tool Simple stylus is designed to check simple functions, in these simple functions you can directly the surface measured without obstacle White steel has excellent rigidity, especially suitable for small ball and styli shank diameter It is considered the industry standard for stylus nibs. It is one of the toughest materials and suitable for most applications Long service life, will not wear surface due to abrasive materialsProduct Parameters:Model: A-5003-3680Thread Specification: M4Diameter: 3mm Length: 50mm Effective Working Length: 38.5mm Rod Material: Ceramic and White Steel Packing List:1*Probe Coordinate Measuring Machine Note:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.