[Unrivaled Heavyweight Performance] - Engineered with triple-reinforced polymer layers, our heavy duty suction cups deliver industry-leading 485 lbs suction per cup – surpassing competitors by 10%. This includes our tile suction cup tool engineered for flawless adhesion on ceramic, stone, and smooth non-porous surfaces. [Pressure Monitoring Design] - Window suction cups feature an integrated pressure gauge for real-time vacuum tracking without compromising comfort. Suction cups for glass seamlessly merge with ergonomic handles to ensure precise control during installations. [Zero-Slip Ergonomics] - Heavy duty suction cups combat sweat/fatigue with textured non-slip grips. Specifically designed for glass suction cups requiring extended holds, suction cups for glass ensure fatigue-free operation. [Easy to Use] - On glass suction cups, repeatedly press the pump until the pointer enters the green zone. Release suction cups instantly: press the valve on suction cup tool + flip the tab. [Pro-Grade Maintenance Kit] - Each tile suction cup tool includes a heat-resistant case, dust covers, and spare seals/hooks – essential for sustaining heavy duty suction cups performance on rugged sites. The suction cups engineered with triple-reinforced polymer layers, our heavy duty suction cups deliver industry-leading suction power of 485 lbs per cup (220kg), total 970lbs (440kg)– that's 10% stronger than leading competitors. our specialized tile suction cup tool for flawless ceramic, stone, and smooth non-porous adhesion, Window suction cups with a compact pressure gauge can achieve real-time vacuum tracking without affecting grip comfort; the ergonomic handle seamlessly integrated with the suction cups for glass ensures precise control during installation, The heavy duty suction cups has a textured non-slip grip handle. Combat sweat and fatigue during prolonged operations. Specifically designed for glass suction cups that require long-term hold, Press the vacuum pump for the glass suction cups repeatedly until the red warning line disappears and the pointer indicates the green zone. When you are finished, press the air release valve on the suction cups tool and pull down the release tab to complete the release