About this item 【Stainless Steel Material】:This trailer jack drill adapter is made of high-quality stainless steel, sturdy and wear-resistant, high hardness, not easy to deform, corrosion-resistant, long service life. 【Fit for】:This stainless steel trailer jack adapter is very time-saving and labor-saving, suitable for trailer and transport tasks, and compatible with the top wind trailer jack crank handle. 【Specification】:This cordless drill adapter has a 1/2 inch inside diameter for the shaft hole and a 1/4 inch through the hole at the end of the adapter. It can be used with a 1/2-inch socket adapter, a 1/2-inch drive ratchet, or a breaker bar. 【Easy to Use】:First detach the original handle on the trailer jack, then put the jack and drill adapter on the 1/2 inch shaft and fix it well, finally drive with an electric you can lift the trailer. 【Package Included】:You will receive 1 cordless drill adapter, 1 bolt, 1 nut, 1 drive socket adapter, and 2 gaskets. Please check the jack post shaft size before purchasing to ensure a perfect fit. Overview Vehicle Service Type: Car Material: Stainless Steel Load Capacity: 0.25 Pounds Brand: BDZMC Color: Silver