The images and descriptions are of similar products. Please be sure to check the actual photos. Feel free to ask if you have any questions. Size - Overall Length: 250mm; Shank Diameter: 6mm; Head Diameter: 10mm; Head Thickness: 6mm Features - Ejector pin punches are long and straight, with no surface defects and rounded tips. They are not easily bent or deformed during operation. Material - Made of 65Mn manganese steel, heat-treated and surface-treated, with HRC: 48-52rc. These are ejector pin punches characterized by high elastic limit, high strength, high hardenability, and good machinability. Practical Parts - Steel straight ejector pins, also known as punching rods or punching needles, are essential metal parts for press molds in machine tools. Applications - Suitable for working in high-temperature operating environments. Applicable to fitters, mold manufacturing, leatherwork, machine maintenance, and processing industries. There may be some rust as these are metal products. 1026 uxcell Straight Ejector Pin Round Tip Punch 65Mn Steel for Machine Maintenance 4.5mm Diameter 250mm Length 10 pieces