The mid-size diameter and adaptability to custom fixture designs make the Unilock 138 series BIG DAISHOWA’s best-selling round chuck workholding solution.
Cleanliness is key to achieving good runout control when assembling tool holders. Small particles or oil in a tool holder can cause large runout of the cutting tool, deceasing tool life and performance.
Center Boy can achieve accurate centering and chamfering in a single operation. Sharp cutting with minimum interference thanks to a slim and extended shank.
Boring inserts including pressed and ground-geometry inserts are available through BIG DAISHOWA to help optimize performance and tool life in boring applications.