Stainless steel knitted hose Burr: no burr Length: tape measure, provided the length of ía 0.5cm Smoothness: visual, formation Parts trademarks: trademarks and complete accessories Pulse testing: test equipment, 82 íµ ía 2 test 100000 Stress testing¦test equipment, 45kg 1 hour under the pressure of packing Shower hose Wrinkling¦ visual, non-wrinkling Inner diameter¦ caliper, the required size ía 0.05cm Length¦tape measure, provided the length of ía 0.5cm Weight¦ electronic scale, 0.85 g / m Brightness¦ visual, light, no spots Flow testing¦ test equipment, 557.9/0.4mpa As the needed to package.