Model : RK-3A
Manufacture : KOKEN, Japan
Type : Spindle type rotary drill
Spindle inner diameter : 93mm
Drilling depth : 400m
Rotation speed : 70-170-305-500r.p.m.
Torque : 2.1kN-m
Thrust : 42.0kN(push), 54.0kN(pull)
Stroke : 600mm
Hoisting capacity : 30.0kN
Power unit : 15-20PS
Dimensions : 2,260(L)x1,050(W)x1,560(H)mm
Weight : 1,300kg