Two different sized wrenches for loosening oil filters plastic pipe joints sanitary fittings and many other similar applications They can be even be used on overtightened lids of food jars Smaller wrench strap has ridges on strap for extra grip Display packed Specifications Specification - large wrench Capacity 160mm approx Handle length 105mm Strap length 570mm Strap width 20mm Specification - small wrench Capacity 110mm approx Handle length 80mm Strap length 490mm Strap width 10mm