AirForceDad.com

In another example of a Lean initiative, an improved process for drilling a duct-liner is proving to be safer, faster and on course to save the Air Force $47,000 a year.

For seven years, mechanic Jerry Heiskill dealt with the frustration and discomfort of using a hand-held drill to re-drill holes into the augmentor mixing duct-liner following a welding repair.

"It took two of us to drill each hole," said Mr. Heiskill, who is assigned to the 548th Propulsion Maintenance Squadron. "One of us would operate the drill, and the other would hold down the liner, trying to apply constant pressure. When you have to drill as many as eight holes on one liner, it's backbreaking work."
more...