Using a ball valve as a main on and off control is fast and easy with certain practices, they last longer.
1. Open and close quickly.
2. Open and close completely.
3. NEVER Open or close 
     Halfways.
ChaMuko sealed nozzle holder in 4 mm.
Carbon steel compact Heavy Duty clincher ball valve in full Port 3/8.
Ideal for 14 to 25 CFM at 90 psi.
Free shipping to your USA address. No outside USA sales. Everything wears out in sandblasting. No warranty on sandblasting parts including nozzles, nozzle holders, barbs hoses or fittings including barbs.