Hydraulic core drill for holes up to ø 700 mm Available in underwater version AK50 is an hydraulic core drilling tool for heavy duty drilling works for holes with diameter up to 70 cm. The tool is manufactured with the best components and materials to ensure high performance and maximum reliability. To have more speed and drilling capacity on the tool, you can install six different hydraulic motors, orbital type, which means high efficiency, zero maintenance and a long and trouble-free service life. The 20 cc motor for small diameters is gear type. The list price of complete tool includeds: the tool body one motor/valve group to be choosen by customer depending on holes diameter. Other valve motor units available at more price. TECHNICAL CHARACTERISTICS Flow L/min Motor power MOTOR TYPE cubic centimetres Detail of the motor/valve group is available in 6 variants of displacement and number of revolutions. AK 50 speed/diameter chart - hydraulic motors range speed @ 30 l/min hole ø mm speed @ 38 l/min hole ø mm Speed min/max External 1-1 / 4 “BSP Male Internal 1/2 “BSP Female The drill rig is not supplied with the tool 22066 Mariano Comense (CO) - ITALY - Via Sant’Agostino 158 Tel. (+39) 031 792 040 - www.doa