One is marked stainless steel OB/GYN vaginal exam speculum manufactured by Miltex in Germany numbered 30-55. The other 2 are not marked. It is designed for use in general surgery and obstetrics & gynecology disciplines. Miltex is a reputable brand known for producing high-quality medical instruments, making this speculum a reliable choice for healthcare professionals in need of precision and durability in their work. Made in Germany, this speculum ensures a standard of excellence in craftsmanship and materials that meets the highest standards in the medical industry.