Phase II #4 Heavy Duty Boring Bar Holders

• Equipped with a split bushing to accommodate a boring bar or smaller diameter.
• It grips bar with extreme rigidity, cuts smoothly without chatter.
• Increases productivity of all lathe operations.
• Change tools in seconds.
• No time wasted with shims.
• Holders fit Aloris and Yuasa tool posts.

Features:

• All working parts hardened and ground.
• Maximum rigidity for chatter-free performance.
• Completely sealed for maintenance-free operation.

Toolholders Do Not Include Tool Bits, Boring Bars, Drills Or Carbide Inserts.

Item No. A B D D1 55-400-104 3/4″ 1-1/2″ 3/4″ 5/8″ 55-400-204 3/4″ 1-3/4″ 1″ 3/4″ 55-400-304 1″ 2″ 1″ 3/4″ 55-400-404 1-3/8″ 2-3/4″ 1-1/4″ 1″