Screen and back cover replacement work is only as good as the seal that holds it in place afterward, and this is exactly where the RELIFE RL-601S Pro earns its spot on the repair bench. After you caulk the edges of a curved screen or reapply adhesive under a back glass panel, the phone needs to sit under steady, even pressure while the adhesive sets, otherwise you end up with a lifted edge, an uneven gap, or a panel that pops loose within days. This fixture solves that problem with a four-axis safety pressure system that clamps the device from multiple points rather than a single crude press, spreading the load across the screen instead of concentrating it on one spot. The anti-wear sponge pad sits directly against the phone's surface and conforms to the curve of the panel, so the pressure stays uniform even on devices with heavily curved edges, which is where cheap flat-clamp fixtures usually fail. You place the phone into the mold, align it up and down so it sits centered, then use the manual metal screws to bring the holding pressure up gradually until the seal is tight. Because the pressure is adjusted by hand rather than fixed, you control exactly how much force goes into each job, which matters when you're switching between a thin curved-edge flagship and a thicker flat-back device in the same session. The retaining spring is made from high-hardness steel and rated to handle over 50,000 pressing cycles, so the fixture holds its clamping force consistently instead of going soft after a few months of daily shop use, which is a common failure point in low-cost alternatives. The 360-degree rotation design lets you turn the phone freely inside the fixture while it stays under pressure, so you can apply caulk evenly around the entire seam without releasing and re-clamping the device halfway through, saving time on every job and keeping the caulk line consistent all the way around. This is particularly useful for dead phone screens after flash or hardware fault repairs where you have already opened the back cover and need a clean reseal before returning the unit to the customer. Since the fixture is universal rather than device-specific, it fits into a repair shop's workflow the same way a good screwdriver set or opening tool does, one purchase that covers a wide range of curved and flat screen jobs instead of buying a separate jig for every phone model that comes through the door. For technicians doing back cover bonding, screen reseating after LCD or incell replacement, or general seam repair on devices with waterproofing seals, the pressure control and even clamping this fixture provides directly reduces the rate of comebacks caused by weak adhesion. It does not require power, has no electronic components to fail, and is built to sit on the bench and get used dozens of times a day without recalibration. For a shop handling regular screen and back cover jobs, this fixture removes the guesswork from post-repair pressure holding and gives a repeatable, controlled result on nearly every curved-screen phone that comes across the bench.