Designed by insert engineers, our second generation soft grip features a 12mm wide grip with a tire-like tread pattern to help you securely grasp the insert without the need of excessive pressure. This can help lessen the chances of hand fatigue after a long day of scaling. Standard water delivery: Water is delivered from the base of the tip. Well balanced for operator comfort. Hand assembled & tested. Strong and durable. Specialty: Basic supragingival scaling (limited use interproximally and subgingivally). Primary Use: For moderate to heavy deposits. Power: Any