- Improves Accuracy for Lengthy Job - Prevents Tool Thirst Variations - Bearings Available On Pin Tip - Follows the carriage - Essential for Shaft Turning -The upper jaw prevents the work from climbing the cutting tool, The lower jaw prevents the work from springing away from the cutting tool The follower rest jaws are adjusted in the same manner as steady rest jaws. The follower rest is often used when long, flexible shafts are threaded, as shown in Figure 3-108, At the completion of each threading cut, remove any burrs that may have formed to prevent them from causing the work to move out of alignment.