Hole saws

About Product:The company has years of experience in production of glass drill bit, drill combines the most advanced technology of its production and the scientific and technological achievements, performance. Seiko made fine and Superfine wear resistance, sharp, model truly represents the future of diamond industry. Processing, grinding edge collapse, fast, not sharp, wear and so on. Size: 3 mm-200 mm special drill: suitable for glass, ceramic, tile drilling.