Technical Information Setup Recommendations • Uni-Level Precision Setup Level Uni-Level Precision Setup Level For most machines: Set the dial to the 0° mark. For slant bed-type machines: Set the dial to the degree of the bed. Rotate I.D. Tooling (Boring) to rest here. This sets the tooling at 0,25mm above centreline. Rotate O.D. Tooling (Turning) to rest here. This sets the tooling at centreline. D88 widia.com