Wrenches at Tractor Supply Co.- extra long 12mm wrench harbor freight ,Reversible Ratcheting Wrench SAE, 219-00127. JobSmart 8 pc. Combination Spanner Set, MR0325006. New! PORTER-CABLE Wrench Spanner Adjustable, PC5691. Barn Star 5 pc. Extra Long Combo Wrench, Metric, 703-133-101. Depending on the manufacturer, you will need to add the item to your cart and perhaps begin the checkout process.SK Tools Wrenches and Sets1/2" x 9/16" Double Open Ended Wrench. Special Price $23.34 Regular Price $25.94. Add to Cart. Add to Wish List Add to Compare. 16x18mm Open End Regular Full Polish Wrench. Special Price $29.08 Regular Price $32.31. Add to Cart. Add to Wish List Add to Compare. 15/16" x 1" Open End Regular Full Polish Wrench.