• 1,4–50mm (.055–1.968"). Diameter • Up to tolerance IT6 depending on application. • Diameter steps. • 25–90° leads for smoother cutting or better positioning. Leads LeadAngle• Double leads for better surface quality. • Radius leads for optimal CI machining. Grades • Various grades available tailored to your specific application. Radial • Cylindrical for better guiding and form. Radial Land Land • Upsharp (no land) for best surface finishes and less passive forces. • Narrow land to reduce forces. widia.com W77