General description Two different sized wrenches for loosening oil filters, plastic pipe joints, sanitary fittings, and many other similar applications. They can even be used on overtightened lids of food jars. The smaller wrench strap features ridges for extra grip. Technical specifications Strap Length: 490mm Strap Width: 20mm Contents 1 x Soft Grip Strap Wrench Set (2 Piece)