The Vintage Greenfield GTD 7/8-9 USS UNC Tap 4 is a high-quality hand tap made in the USA. This tap is designed for metalworking and is specifically meant for cutting and threading 7/8 to 9 UNS threads. With its durable construction and precise engineering, this product is a reliable tool for professionals in the CNC, metalworking, and manufacturing industries. Its vintage design adds to its authenticity and appeal for those who value traditional craftsmanship and American-made products.