CBJ150-BST Fine Adjustment Outer Circle Finishing Boring Head CBJ150-BST Outer Circle Finishing Boring Head is a precision tool used for accurately finishing the outer diameter of a hole in the range of 150-211mm. The CBJ150-BST Outer Circle Finishing Boring Head is known for its high precision and stability, ensuring accurate and consistent results. It is commonly used in industries such as automotive, aerospace, and general manufacturing, where tight tolerances and high-quality finishes are required. Specification Outer circle range ФD Boring Range ФD L1 L Boring adapter Insert Weight(kg) CBJ150-BST 30-90mm 150-211mm 60mm 124mm BST TC*11020*L 3.3