Block two-line distributors DLDF and DLDH are highly resistant to mechanical damage, suitable for severe working conditions. The distributors DLDF are available in a two product series. The basic one is distributors of DLDF series with continuous adjustment of lubricant dose and operation signalling by mean of signalling pin. The dose can be doubled by plugging one of the opposite outlets and taking out its distribution screw, multiplication of lubricant dose from outlet is possible by using of connecting bridges. Another product series are represented by DLDF-P distributors without adjustment head, with fixed maximal lubricant dose, that can be changed by exchangeable plugs. DLDH distributors are supplied with continuous adjustment of lubricant dose and operation signalling by mean of signalling pin, with number of outlets 1 – 4.