The crown drill head is designed for drilling into solid obstructions. Combine with the circular chain to make a powerful tool that offers forward abrasion in conjunction with the carbide teeth on the rim. The opening tip diameter is 25mm ( 1″), and the total length is 45mm (1.77″) from front to rear.
Failed liner and root intrusion are no match for this fitting.
Available for flex shaft cable sizes 8mm (5/16"), 10mm (3/8") & 12mm (1/2″).
Mounts to the shaft with three set screws.
Product pictures may vary in color and design depending on the size and diameter that you order