Key for KaVo and MK-dent turbine caps – 1650T Key for KaVo and MK-dent turbine caps. Key for opening and closing button caps for KaVo, MK-dent and compatible turbines. Especially valid for MK-dent turbines with standard head with 3 or 4 spray holes and the KaVo Super Torque and Gentle Force models. Additionally, it can be used manually or with the HE-2025 torque wrench (1.0 Nm). Key valid for turbine caps: KaVo: Super Torque 609C. KaVo Super Torque 619L/C. KaVo Super Torque 636C/CP.. KaVo Super Torque 647B. KaVo Super Torque 650. KaVo Super Torque 655. KaVo Super Torque 660. KaVo Gentle Force 6000. KaVo Gentle Force 7000B/C. KaVo Gentle Force 8000 B/C. KaVo Gentle Force M9000/L. (usable with he and 05-RT2026 torque wrenches) MK-dent: All turbines with standard head with 3/4 spray holes. HP21 (N/S < 05) HC21 (N/S < 05) HE21 HE15 HE17 (HE010000 < N/S < HE023799) HC8021 HC9021 HB12 HE11 HE12 HE15L Usable with HE-751 wrench and HE-2025 and HE-2026 torque wrenches ***If it is for an MK-dent turbine, check that the cap has 4 contact notches and not four sides. The MK-dent cap underwent changes in the past and went from having 4 notches to having 4 sides now.***