The Doctor Value Delivery System 3735/3730 is a side cabinet/wall mounted 12"/22" rigid arm. The value control head features an automatic control for 3 handpieces and has a master on/off switch. The flexible control arm has a pneumatic brake (model 3735) and a cabinet vertical mounted 12" rigid arm and 18" flex arm (left). The flexible control arm has a pneumatic brake (model 3730) and a wall vertical mounted 22" rigid arm and 18" flex arm (right). It benefits from individual handpiece pressure adjustment and individual water coolant adjustment with non-retraction water coolant. The air coolant can be adjusted and there is a handpiece flush, a handpiece exhaust filter and an oil collector. It has a single handle brake release function and a self-contained clean water system with a quick disconnect.