The M6 DIN 125A Metric Flat Washer Zinc 140HV is a high-quality washer designed for use in a variety of applications. It is made from zinc-plated steel and has a hardness of 140HV, making it durable and resistant to wear and tear. The washer has a diameter of 12mm and a thickness of 2mm, making it suitable for use with M6 bolts. It is also RoHS compliant, making it safe for use in a variety of applications.