Laser alignment of sawmill machinery, straightness, flatness, squareness, parallelism of sawmill component. Measuring and adjustment of reducers, counter holds, saw blades and discs. Adjusting the upper wheel using the lower wheel as reference. Adjusting straightness of sharp chain. Aligning canter heads and anvils for lead, plumb, and offset. Aligning track and rolls, bed and press rolls parallel and level. Aligning vertically circular saw blades and band saw pulleys parallel. Aligning supports, holders, counter holds, and circular sawmill. Finding the saw line precisely.