The distance Chapin 150 lb. Tow Behind Spreader 8620B will spread will depend upon the speed at which you are walking, but can do 10-12 ft.
The Chapin 150 lb. Tow Behind Spreader 8620B has only been tested for grass seed and fertilizer applications per the product manual. There is no information stating yes or no to use this spreader for lime applicaitons so the best resource would be to contact Chapin directly at 1-800-950-4458 for their recommendations.