Ball On Plate DN 44 DRY & LUBRICATED RECIPROCATING SLIDING & FRETTING MACHINE DN 55 HIGH TEMPERATURE DRY SLIDING & FRETTING MACHINE TE 37 BOWDEN-LEBEN MACHINE TE 60 HIGH PRESSURE HYDROGEN RECIPROCATING TRIBOMETER TE 67 MICROPROCESSOR CONTROLLED PIN ON DISC MACHINE TE 75 RUBBER FRICTION TEST MACHINE TE 76 TWO STATION RECIPROCATING VACUUM TRIBOMETER TE 77 HIGH FREQUENCY FRICTION MACHINE TE 79 MULTI-AXIS TRIBOMETER TE 99 UNIVERSAL WEAR MACHINE