... Car Wash Machine Automatic Tunnel Car Wash Machine tunnel car wash is used to carry out the hi-pressure wash, agent wash, brush wash, wax ... self-testing system.5. Adopting the most advanced wash brushes which can wash completely.6. The transparent glass shape which is ... the advanced high pressure system.9. High pressure pre-wash, agent wash, brush wash, spraying wax, drying and polishing in one turn.