ISO E-type External Water Spray ? for Varying Treatment Needs. NSK provides multiple types of contra-angle handpieces for your varying treatment needs. All NSK handpieces work perfectly with a common handpiece shank, offering convenience and flexibility to every clinician?s diversified needs. Heads and shank are all autoclavable at up to 135 and highly durable. Product Features

•   Clean Head System (FPB-EC, FPB-ECM/ FFB-EC, FFB-ECM/ NRS2-EC, NRS2-ECM)

•   Autoclavable at 135 max

•   FPB-ECM, FFB-ECM, NRS2-ECM, AR-ECM(S), ARECM( K), AR-ER4M(S), EVA-ER4M can be washed in the thermodisinfector. Heads for Prophylaxis Application AR-Y (S) Head C187

•   For screw-in cups and brushes

•   Max. 4,000 min-1