SDNKM: Fit NSK LED Handpiece; connect 4H Tube. YDKKM: Fit Handpiece; connect 4H Tube. COXO-GN: Fit NSK 6H LED Coupler; connect 6H Tube. Fit NSK: SDNKM, COXO-GN. B2/4: fit NSK; connect 4H Tube. FDA for Handpiece: 510(K) Number: K181691, Regulation Number: 872.4200, Classification Product Code: EFB, Subsequent Product Code: EGS.
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