Videos
Line Boring and Elevator Sheave Videos
Line boring
Line Boring with a Mag Drill vs Power FeedAn IRM portable line boring set cutting with the IRM Power Feed, then with a mag drill on the same setup, showing the difference in the cut.
Portable Line Boring Machine TutorialTutorial on how to use the IRM portable line boring machine with the feed, from International Revere Machining in Chicago.
Line Boring with a Hand Drill and Power FeedHow to adapt a hand drill to an IRM portable line boring set with the Power Feed, so you can use your own drill.
Elevator sheaves & machines
Elevator Sheave RegroovingWorn elevator sheave grooves machined so all grooves are an even depth and the cables run with equal tension.
Otis 219 Bearing Seat Machined On SiteA seized bearing destroyed the seat on an Otis 219 shaft at Marina City. Machined in place, sleeved, and fitted with a new bearing.
Pressing a Bearing on an Elevator Motor RotorA new bearing set on an elevator motor rotor for a downtown Chicago hotel, then pressed into the seat with a 75-ton hydraulic press.
Questions about line boring or sheave work?
Call and talk to the people who build the equipment and do the work.