It's a Precision Matthews, Looked at Grizzly, but this seemed better, 75 to 3000 rpm variable speed, Not gear-pully, comes with X-power axis and CNC conversion ready...
1986 F-150 Flareside 4x4, 351, 4-v, ZF5 speed. AC, Cruise, Tilt, Slider, Digital clock, Radio, Lariat seat, Pwr doors/locks