Powerbuilt 648633 Lock Ring Pliers For spreading snap or lock rings retaining parking brake adjuster cams to brake shoes, attaching pedals to shafts, inside transmissions Knurled outer jaw surface for positive grip on ring Comfort grip handles For spreading snap or lock rings retaining parking brake adjuster cams to brake shoes Also attaches pedals to shafts, inside transmissions, etc Knurled outer jaw surface for positive grip on ring 3/4 inch jaw opening Comfort grip handles