... assistant stand 2,Dexterous instrument plate 3,Chair safety function 4,High configuration F1-M Dental chair1,Movable adjustable assistant ... diagnosing system with all the F1 line dental chairs3,Chair safety function4,Dexterous instrument plate Standard configurationAir turbine(NSK,4 holes ... motor set(NSK,4 holes,with straight and contra angle instrument hand piece)1 set3-way syringe,straight & angle1 ...