50 Pcs Square Sponge Buffing Polishing Block Smoother Buffer. Electric Water Solenoid Solenoid DC12V Sprinkler Solenoid Valve for Gardening. The double internal and external thread design allows for easy installation and connection to different pipeline systems, making it versatile and convenient to use.This Ball Valve with Double Internal and External Threads Valve stands out with its brass materials.
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