MK-Dent HE21KL high speed handpiece QC5016K eco line. Technical specifications: - Standard Head, Fibre-Optic, KaVo multiflex connection. - Standard head, quattro spray. - KaVo multiflex Connection. - Fibre-Optic. - Power: 24 Watt. - 62db. - 320rpm. - German engineered. - 12-Month warranty. - MK-dent QC5016K 6 pin coupler for turbines with Mk dent and Kavo connection is a direct replacement for a KAVO / Mk coupler.