手用Protaper镍钛锉 hand Protaper nickel titanium file

ProTaper手动镍钛锉 hand-used Ni-Ti ProTaper instrument

ProTaper机用镍钛锉 ProTaper nickel-titanium rotary instruments

ProTaper机动镍钛锉 ProTaper Nikel-Titanium

ProTaper手用镍钛锉 ProTaper for hand-use

Protaper手用镍钛根管锉 Protaper Nickel-titanium file