(120° angle holder) for shank dia:0.57mm×0.57mm K files, usually use for anterior root canal cleaning, sterilizing and taking out the stem in root canal. (95° angle holder) for shank dia:0.57mm×0.57mm K files, usually use for anterior root canal cleaning, sterilizing and taking out the stem in root canal. After root canal cleaning, using the mechanism and heat engery of ultrasonic vibration to intenerate the filling lateral condenstation, to make sure the top of the scaler tip touch the lateral condensation. Remove calculus and bacterial plasue on supragingival, neck of teeth and hard calculus on the teeth point. Remove supragingival heavy calculus. Remove the calculus and bacterial plasue on subgingiva interdental calculus. Remove all supragingival calculus and bacterial plasue. Remove supragingival and neck calculus and bacterial plasue. Remove subgingical and deep perio calculus. Fit EMS WOODPECKER Scaler. The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. IMPORTANT INFORMATION ON OUR POLICY AND FEEDBACK. Feedback if you are satisfied with our items. We try to be fair and accurate with all of our product listings and descriptions. If there is a problem, we can work together to resolve it. We strive to always be extremely fair and always try to work with reasonable customers. We will always make every attempt possible to resolve issues if we made a mistake. Please do not assume a mistake is intentional. Let us know if our service could be better! Tracking info of your parcel is available. The following form is for your reference. Please repack the item carefully. FDA for Curing Light. 510(K) Number: K192233. Regulation Number: 21 CFR 872.6070. 510(K) Number: K181691. Regulation Number: 872.4200. Classification Product Code: EFB. Subsequent Product Code: EGS. 510(K) Number: K163414. Regulation Number: 872.4850.