NSK EVA-ER4 Prophy Combo (For EVA Tips)

NSK EX Series Contra Angles

• Combination for EVA Prophy tips
• 4:1 Reduction 
• Vertical Reciprocating Action (Stroke 1.4 mm)
• (EVA-Y) EVA Type Head
• (ER4) 4:1 Reduction Contra Angle