The ideal tool for removing or installing windshields or custom bent glass, the CRL 7" (178 mm) Curved Glass Vacuum Cup provides comfortable and secure handling of glass with it's unique style metal handle. Concave pad allows attachment to curved glass found on automobile windshields and can also be used on flat surfaces. Red-Line indicator on brass plunger warns user of any vacuum loss. Lift tab on the edge of the pad permits instant release. Lifting capacity is 70 lbs. (32 kg).