The Hu Friedy Dental Hygiene Instruments Set includes 10 pieces with a sterilization cassette, featuring mouth mirror instruments such as Gracey 1/2, 11/12, 13/14, S204, H5/33, and Explorer Probe. Made in the United States by the reputable brand Hu Friedy, this set is intended for use in dentistry, general surgery, and orthodontics. The instruments are designed to provide precision and accuracy in various dental procedures, making them essential tools for healthcare professionals in the field.