Mini Ball Valve Suitable for domestic water service,heating and air-conditioning plants,compressed air systems Mini Ball Valve1.Thread:1/4"MX1/4"M,1/4"MX3/8"M,3/8"Mx3/8"M2.Materail: Body:Nickle-plated Brass Ball:Brass/Steel Stem:Brass/Steel Handle:Steel Coated Red Seal:Teflon/PVC O-Ring:NBR3.Suitable for domestic water service,heating and air-conditioning plants compressed air systems4.Working ...