1,Movable adjustable assistant stand 2,Dexterous instrument plate 3,Chair safety function 4,High configuration F1-M Dental chair1,Movable adjustable assistant stand2,Self-diagnosing system with all the F1 line dental chairs3,Chair safety function4,Dexterous instrument plate Standard configurationAir turbine(NSK,4 holes)1 setAir motor set(NSK,4 holes,with straight and contra angle instrument hand ...