At the same time, press on the brush to increase pressure.
Mounted on a Right-Angle Tramway handle for safety and durability To use the Brush Seater, hold close to the brush so that Brush Seater material will be carried under the brush. Brush Seater, 4 in X 3 in X 2 in, Grade Mh, Right Angle Tramway Handle Our Brush Seaters come in 5 grades: ES EX tra Soft, FH Fine Hard, MS Medium Soft-our most popular, FS Fine Soft, and MH Medium HardBrush Seaters are used to easily and accurately seat commutator and slip ring brushes of any material.