Air Compressor Hose - 2-layer structure design ... Size: L 20"(50cm), O.D. 5/16", I.D. 1/4". Air hose and fittings are connected by welding and polished to extend its life,making them sturdy ...
STEP 4: Attach the hose and tool. The type of air compressor we are discussing usually has convenient quick-release fittings. A 1/4-inch universal is the most common size on the compressor ...