Company Overview The two units you see pictured above are the ONLY two configurations EVER for Mazak’s, please note the difference in the mounting flange, if you have a Omron on the machine now its SQUARE and our LS-05, if it is a older Mazak it is ROUND and our SL-04. Its that simple if you have a Mazak. Order accordingly. OUR UNITS ARE RE-BUILDABLE NEVER THROW ANOTHER TOOL EYE IN THE TRASH ! Ask about our Exclusive Lifetime Warranty Program, No fine print, no exclusions Call or email, we always answer our phone.