fast stop to prevent backflow high speed surgical handpiece

{"cid":"91222866","title":"Stainless Steel High Speed Dental Handpiece Equipped With Fast Stop To Prevent Backflow Supporting And Safe Dental Treatment Processes","imgUrl":"https:\/\/img.chinax.com\/nimg\/0b\/f4\/addb0de31c09bce5ce8459a79530-200x200-1.jpg","attrs":{"Price":"0-200USD","Brand Name":"FHJS","Model Number":"BY-162-N","Minimum Order Quantity":"10-1000","Delivery Time":"1-7days","Certification":"ISO","Supply Ability":"10000\/Month","Couplingtype":"Compatible With NSK Couplers","Connet":"4 Holes Couplers","Usage":"PROFESSIONAL DENTAL","Rotation Speed":"380000rpm","Payment Terms":"Cash\/Alipay\/TT","Packaging Details":"Caton Box","Drived Air Pressure":"0.23~0.27 MPa","Key Function":"Fast Stop To Prevent Backflow","Coupler":"NSK Type 2 \/ 4 \/ 6 Holes","Place Of Origin":"Foshan\uff0cChina","Rotation":"Forward And Reverse"}}

{"cid":"91199102","title":"Orthopaedic Medical Surgical Power Tools Hand Bone Drill","imgUrl":"https:\/\/img.chinax.com\/nimg\/31\/8c\/bb18acb9f5c6013565a65aac29a6-200x200-1.jpg","attrs":{"Brand Name":"BoneFix","Model Number":"\u25cf Thickness= mm \u25cf Width= mm \u25cf Waist width= mm","Minimum Order Quantity":"Negotiation","Certification":"CE ISO9001","Place of Origin":"China","Packaging Details":"Carton"}}