1. 8-inch vacuum hand-pump sucker, firm and stable, with 200kg high bearing capacity. 2. Lar diameter rubber-suction, with strong suction, strong practicability and durability. 3. Plastics handle, thick and anti-slip, wear resistance and with fine durability. 4. The suction plate is cold-resistant and heat resistant, also has dustproof filter cotton. 5. Press operation, deep sealing-ed, strong sealing, no leaka.