b16 b19 b22 transition coupling

{"cid":"91224991","title":"Ultra Small Size B16 B19 B22 Transition Coupling With Blue Anti Rust Coating For Coal Mine Anchor Drill Rod Reducer Adapter","imgUrl":"https:\/\/img.chinax.com\/nimg\/3c\/a9\/1d5dbc4a0fc25c5aa3a76ee14bf1-200x200-1.jpg","attrs":{"Price":"Please contact us","Brand Name":"HLDRILL","Minimum Order Quantity":"10PCS","Delivery Time":"7-15 Days","Compatibility":"B16, B19, B22","Certification":"ISO 9001 Certified","Clamping lugs":"Multi hexagon","Application environment":"Damp, coal slurry rich","Place of Origin":"CHINA","Payment Terms":"T\/T","Heat treatment":"Overall quenching","Hex opposite side":"16mm, 19mm, 22mm","Coating":"Blue electrostatic spray","Packaging Details":"Wooden Boxes, Cardboard Boxes","Material":"Premium alloy steel","Supply Ability":"3000 PCS Per month","Structure":"Stepped variable diameter","Thread type":"Fine processed inner outer thread"}}