Spread with Ease: VEVOR's differential case spreader is used to spread housing for carrier assembly removal and installation. It's a great tool to help you handle difficult, time-consuming jobs that require removing and/or installing differential ring gear. Make the complicated things in life simple. All Tough Construction: High-strength steel construction ensures durability and high performance. With the powder-coated finish, the differential housing spreader is rustproof and can provide a long service life. Get ready for a consistent, reliable experience every time. Power and Precision: The heavy-duty device uses mechanical screw power to spread the housing. It allows easy removal of the differential assembly while avoiding the potential damage caused by makeshift methods. Easy to Use: A case spreader will make your job easier. If you're installing new gears or bearings while repeatedly removing and reinserting the carrier