rust proof washer with teeth inside

{"cid":"91214498","title":"Rust proof 1600 Bar High Pressure Rotating Nozzles For Sewer Jetter","imgUrl":"https:\/\/img.chinax.com\/nimg\/d6\/59\/eb654b0d501033c7d2f39a94c44c-200x200-1.jpg","attrs":{"Price":"100-3000USD","Brand Name":"SDA","Model Number":"RWT-W16L3","Minimum Order Quantity":"1 unit","Delivery Time":"20 working days","Certification":"ISO9001:2015","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"1000 units per month","Packaging Details":"Packed in wooden box","Product Name":"Rust proof 1600 Bar High Pressure Rotating Nozzles For Sewer Jetter","Max.working pressure":"1600bar","Max water flow":"120L\/min","Cleaning process":"Cold Water Cleaning","Industry used":"For sewer pipelines cleaning","Application":"Industrial Cleaning"}}