A high-torque motor with an infinitely variable speed range of 1,000 to 10,000 RPM. Measures only 7"W x 4-3/4"D x 5-3/4"H. Cast iron base insures stability. Sealed motor prevents dust particles from accumulating on the armature. Shafts are 10 mm in diameter. Furnished with 2 tapered spindles and 2 muslin buffs. Use only with buffs that have pinhole centers. 110 volts, made in China.