Leaking radiator fluid, coolant, fuel, and other liquids from your vehicle while you are trying to work on it is a mess and a pain. Prevent leaks and spills with the ABN 3 Piece Hose Pinch Off Pliers Flexible Hose Clamp Pliers Tool Set. Where metal vices might break your flexible hose, each brake line clamp is crafted from heavy-duty, heat resistant ABS plastic. Corrosive and rust-resistant, the flexible hose clamp tool is built to last. Flexible hose clamp pliers tool set includes (3) hose cable pliers for all your projects. Package includes 3 sizes: small 1/8-inch to 5/16-inch (3mm to 8mm), medium 1/2-inch to 3/4-inch (13mm to 19mm), and large 3/4-inch to 2-1/2-inch (19mm to 6.35cm). Use the flexible hose clamps to hold your hoses while you work. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.