
The NSK EX Series ER4 is a slow-speed contra angle handpiece attachment with a 4:1 reduction gear ratio, designed for restorative procedures. It features a manual chuck, E-type motor connection, and a non-optic design, with no spray outlets. The attachment is made of stainless steel, is autoclavable, and comes in a green color for easy identification.
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Sorted by lowest price · Add now, sign in at checkout




The NSK EX Series ER4 is a slow-speed contra angle handpiece attachment with a 4:1 reduction gear ratio, designed for restorative procedures. It features a manual chuck, E-type motor connection, and a non-optic design, with no spray outlets. The attachment is made of stainless steel, is autoclavable, and comes in a green color for easy identification.
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