Precision grinding of carbide and ceramic wear parts, cutting tools, dies, and more. JQC serves industries such as food and beverage, oil/gas, mining, cutting tools, automotive and aerospace, along with many others. Our services include centerless, surface, OD, and ID grinding. Our experienced and knowledgeable staff and modern machinery have allowed us to continuously provide quality products to our customers year after year. Johnston's Quality Carbide is a family owned and operated company. We focus on treating each customer with honesty and respect.