[Adjustable Size] Small/Medium Size Oil Filter Wrench; Wrench could be adjusted from 60mm to 80mm OR 80mm to 105mm, you can choose as you needed. Fit for 1/2 connector 12.5*12.5mm. Please verify the suitable size for your oil filter ! [Greater Grip] Specially tooth design jaws ensure that the car oil filter tool hold the filter without slide. And our wrench holds up to half of the filter for a greater grip which could reduce the risk of slipping if the filter is stubborn or damaging the filter. [Easy to Use] Easily put the jaws on the filter while slightly turn the slot at the top of the oil filter wrench counterclockwise. Once the wrench is seated in place on the filter, use a 1/2 inch ratchet and extension to begin ratcheting the wrench counter-clockwise. The jaws will grip the stuck fil.