handpiece adapter connect with dental chair

{"cid":"91220204","title":"Dental FX Low Speed Handpiece External Water Spray Kit Air Motor","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/3d\/f0\/bef2b8839107485f793119fa2131-200x200-1.jpg","attrs":{"Brand Name":"MINNO","Model Number":"FX","Minimum Order Quantity":"10PCS","Delivery Time":"5-8working days","Certification":"CE","Place of Origin":"CN","Payment Terms":"T\/T, Western Union","Material":"Metal","Air Pressure":"0.3 - 0.35 mpa","Rotation Speed":"22,000-27,000 rpm","Noises":"\u2264 68 dB"}}

{"cid":"91222866","title":"Dental High Speed Handpiece Mini-Head Titanium Quick-Connect Fiber Optic","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/dd\/bc\/ed6907e62392e2e8e87a46a44cc2-200x200-1.jpg","attrs":{"Price":"20~300USD","Brand Name":"FHJS","Model Number":"BY-114","Minimum Order Quantity":"1 PC","Delivery Time":"2-8 working days after receiving payment","Certification":"ISO","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000 pcs per day","Packaging Details":"BOX, 1 PC\/BOX, Carton","Free Maintainence":"18 Months","Chuck type":"Push Button","Coupling":"Fit Into Kavo couplers","Key Function":"Ultra fast stop to prevent backflow","Head Size":"Standard Head","Certifications":"ISO","Application":"Dentistry","Noise":"\u226465dB"}}