This Size 4 Thor Replaceable Copper Face features a 50mm (2 in) diameter, delivering substantial striking capability for demanding heavy-duty applications. Ideal for large-scale metalwork, heavy assembly operations and tasks requiring significant impact force, this face provides excellent workpiece protection even during intensive use. Manufactured from 99.99% pure electrolytic copper cut from extruded pure copper bars, this replacement face ensures premium quality and longevity in challenging work environments. The copper's natural non-sparking properties make it crucial for work environments where striking steel on steel contact poses a safety risk, making it perfect for high-impact tasks without causing surface damage to your materials. Features and Benefits:50mm (2 in) diameter for heavy-duty striking tasks99.99% pure electrolytic copper constructionNon-sparking properties for enhanced safetyLarge striking surface area for demanding applicationsCompatible with Thor S