These upgraded shims feature a wider base and thicker surfaces compared to thin L shaped alternatives, providing stability The expanded coverage prevents slipping or tilting during heavy tappings, ensuring perfect expansion gaps maintenance for flooring projects Features high contrast, easy to read inch and metric ( mm) scale for quick, accurate adjustments Eliminates guesswork and manual conversions, saving time and reducing errors during craft or professional installations This 12 piece set is essential for all floating and bonded floor installations Perfect for laminate, vinyls planks, engineered hardwood,, and tiles floors Lightweight yet sturdy for reuse across multiple rooms and future home renovation projects Crafted from premium impacts resistant ABS that withstands flooring pressure without cracking The smooth anti slip surfaces grips wall securely while protecting new planks and delicate dry wall from scratches Precisely handle any project with this wide 6mm to 25mm ranges Ideal for standard and oversized expansion gaps, allowing customized fits to meet specific manufacturer requirements for most flooring brands, Manufacturer: Hsyzygian