hand slide valve 1.ISO9001:2000 2.advanced CNC machine 3.1/8'',1/4'',3/8'',1/2'', ... HSV hand slide valve -- pipe exhaust valveNBPT Pneumatic can offer a series of pneumatic fittings, including plastic pneumatic fittings, pneumatic tube fittings ... , air fittings, one touch tube fittings, push in fittings, plastic push in fittings, air hose fittings, air tube fittings, compact ...