Handheld Welding Roller Waterproof Membrane Material Corner Seam Brass Pressure Wheel Characteristic: 1. Welded tarpaulin, advertising fabric, waterproof coil with PCV and other thermoplastic coils can be welded and pressed flat; 2. It is used do press the inner corners to prevent cracking and warping at the seams. 3. Offset steel fork, ergonomic, 5-inch wooden handle, withstands maximum pressure. 4. High-quality bearings surrounded by brass rollers ensure the most stable rolling performance; 5. This product is more durable than nylon and ma longer service life, great for do membrane seams, tab welding, etc. Specification: Item Type: Manual Welding Roller Material: brass wooden handle Wheel thickness: ok. 6 mm / 0,2 inch Wheel diameter: ok. 30 mm / 1,2 inch Total length: ok. 190 mm / 7,5 inch (error 1-2 cm in manual measurement) List of packages: 1 x manual welding roller