1. machines or tools that clean or smooth surfaces by shooting sand or other abrasive materials at high pressure
2. people who operate sandblasting equipment

Examples

• The construction crew used sandblasters to remove old paint from the bridge.
• Industrial sandblasters can strip rust from metal surfaces quickly.
• The restoration team employed portable sandblasters for the historic building project.
• Professional sandblasters wear protective gear to avoid inhaling dust.
• These sandblasters are powerful enough to clean concrete walls.
• The shipyard workers operated sandblasters to prepare the hull for painting.
• Compressed air sandblasters are common in automotive repair shops.