10 Inch Vacuum Suction Cup With Metal Handle Heavy Duty For Lifiting Marble Granite Glass

10" (254 mm) Vacuum Rubber Pad. Metal handle, ABS pump. Red-line indicator warns user of any vacuum loss. Release valve lever permits quick and complete release. Resistant to low temperature 20 Celsius degrees below zero and high temperature 60 Celsius degrees. It can be used below 5000 meters above sea level and above 2000 meters underwater.