... manufacturers and supplier China, we export advanced customized thermostat precision hex flange self-drilling screw, welcome ... DriversPhillips, Slotted,Torx, Square/Slot. etc.UsageAutomotive/ Car Thermostat, Switch, Electric Heating, Transformer, etc.TypePrecision nonstandard parts(OEM ... , water heater tube, water kettle heating tube,switch,thermostat,water heating tube,air conditioner,water kettle.3. ...