Specially designed for precision hand work, including engraving, chasing and stone setting. Enables smooth movement to your desired angle, with the option to perform a 360° rotation when unlocked. The ball features a built-in clamping vice with 24 4.3mm holes for the included pins and attachments, providing maximum control and stability. Includes two leather faced ring clamps, two pin plates, and 30 pins in a variety of profiles.