This jar opener tool with Eight sizes of circular openings provide a secure grip for a wider variety of containers than metal tools; Rubber sidings grips tight to slippery surfaces, and it's lever action gives anyone the strength to open any lid with our jar grippers*WHAT YOU WILL RECEIVE ~ ZIP file containing * 3mf , fbx , obj , igs , stl , stp , amf. *Dimension * 185 x 90 x 10 mm.