• The high frequency and impact force of the axial percussion on the bits ensures maximum drilling speed • Few moving parts constantly lubricated by oil assure reliability and a unbeatable operative longevity • Drill bits with SDS PLUS connection can also be used with the appropriate adapter • The universal std bit attachment SDS MAX allows to use a big range of drilling bits and accessories of commercial type HD13 si an hydraulic hammer drill for concrete, masonry and natural stone. Powerful and light, its use is ideal where performance, maneuverability and safety are required. The bit attachment is of the universal standard type SDS MAX that allows to use a wide range of bits and accessories available anywhere. The hydraulic operation ensures power, long operating life, low noise and vibrations, minimum maintenance, robustness, implicit safety and impossibility electric shock failure, elimination of all the typical problems associated with the use of electric and pneumatic tools. HD13 is irreplaceable for submarine use in drilling and tiling work. TECHNICAL CHARACTERISTICS Spindle type Tool bitz size mm Flow L/min Ideal flow L/min Blow frequency Distance center hole/wall Available in underwater version 22066 Mariano Comense (CO) - ITALY - Via Sant’Agostino 158 Tel. (+39) 031 792 040 - www.doa-srl.com - info