[THICKENED SOLID METAL ROLLER] Made with high-quality metal wheels, riveted steel roller brackets, and built-in steel bearings for smooth and quiet rolling operation. The reinforced, durable design ensures consistent contact across all surfaces during use and promotes complete adhesion when applying tire and tube patches. Metal rollers offer superior performance compared to plastic, wood, or polyurethane alternatives. [2 ROLLERS FOR DIFFERENT APPLICATIONS] This automotive roller set is designed for use with various soundproofing and insulation materials. Ideal for installing automotive insulation throughout a vehicle. The wide roller is suited for flat surfaces, while the narrow roller is ideal for tight spaces and corners. Having both rollers ensures comprehensive coverage during installation. [TEXTURED HANDLE DESIGN] Features a raised, textured handle for improved grip and control, reducing slippage during use. The rollers glide smoothly over surfaces, effectively pressing insulation materials onto vehicle panels for secure adhesion. [MULTI-FUNCTIONAL USE] This roller is suitable for a range of applications including automotive sound deadening pads, noise insulation, and vibration damping materials. Also effective as a carpet roller, seam roller, wallpaper roller, tape roller, and adhesive applicator. Color: Black + Silver Material: Metal + Plastic Size: 6mm / 40mm Package Contents: 2 x Auto Wheel Roller Note: Light reflection and display differences may cause slight variations in color between the image and actual item. Measurement may vary by +/- 1-3 cm.