Kreg DK3100 1-1/2 Horsepower Floor Electric Fully-Automatic 3-Spindle Pocket Machine Three spindle design Fixed spacings of 3/4", 1" and 1-3/4" Electric, 1-1/2 hp motor 110V single phase 90 psi for hold down Includes 2 DKDB and 1-LH-DKDB 3/8" cobalt step bit