rubber knitted/spiral air hose

rubber knitted/spiral air hose 1.size:1/2"-4" 2.unit length:10,20,30,40m 3.w.p.:10-20bar 4.surface:smooth or corugated finish. 5.color:black 6.branding:as request 7.delivery detail:depend on quantity 8.sample:for free 9.packing:trans.p.v.c. film 10.applications:for delvery of compressed air and other imert gases at room temperature.Uses include connecting pneumatic tools and power machines,etc. 11.feature: A.The inner matterial is made of knitted-fabric,it is durable and can be subjeceted to high pressure. B.Available in black with a choice of smooth or corrugated finish.