Create a no-lead micro-scratch finish. (machine of the month).

Compact and easy to use, the type 1040XE is a vertical-spindle microfinishing machine from Impco Machine Tools, Lansing, Mich. It transfers the effects of grinder chatter, improves circular geometry and creates a no-lead micro-scratch finish upon pins and shafts, permitting finished seals between rotating parts.
Parts rotate as precision-machined tooling made to mirror the final profile of the workpiece supply with nourishments downward, pushing abrasive film against the part for a specific amount of time and at a preset crushing
With each machine revolution of time the abrasive film indexes