A portable rugged piston-type air motor design available only from PHQ. Fast, efficient drilling. Easy to set up. Variety of feeds and speeds. Drill rotates 360° for operation at any angle. Lightweight JV piston motor operates efficiently over pressure range of 50 to 110 psi (3.5 to 7.5 bar). Ideal for restricted, confined areas. Easily dismantled for transportation and relocation.