3 handpiece automaticNon-retracting water coolant, adjustment & purgePressure adjustment for each handpieceDual 3-way air/water syringeMaster on/off toggle with indicatorAsepsis handpiece tubingAutoclavable, HVE saliva ejector valve & tubingEasy to read pressure gaugeStandard disc foot controlVacuum canister with removable screen (131-052)Master valve assembly with filter & regulators7' umbilical tubing