For effective and comfortable removal of supragingival calculus from posterior surfaces and interproximal areas. The NV2 SD posterior sickle scaler aids in the ergonomic removal of calculus from all posterior supragingival areas. The long and highly angled handle allows for excellent posterior access, and the thin, long blades provide easy access to interproximal areas. Also, refer to the NV1 SD sickle scaler for supragingival calculus on anterior surfaces and interproximal areas.