The Grainger 16T312 is a 16-ton hydraulic bottle jack made of steel with a lifting range of 10-15/16 inches to 16-1/2 inches. It has a built-in overload valve and bypass device for controlled lifting. The jack's lift saddle is 3-1/8 inches wide x 4-3/4 inches deep. It is designed for garage services, farm equipment repair, industrial plant maintenance, and construction sites. This hydraulic jack has a weight capacity of 32,000 pounds.