Pressure Gauge, 2.5 304SS Case, Copper Alloy Internals, 5000 Psi/kPa, 1/4 NPT Male Back Conn, Glycerin Filled, 304SS Front Flange, 0.3mm Brass Press

4 in X 4 in X 2-1/2 in, Commstone, Grade Src With Saw Handle Generally used on large motors/generators. Stone mounted on a large handle giving superb control. When compared to turning tools commstones are easier to use, more time effective, and remove less copper..

Commutator Treating Holder With 2 Stones, 1 - Grade C, 1 - Grade M Simply dip holder, without stones, in hot water for one minute, then bend to suit your particular application. The eX clusive heX nut and screw locking assembly permits replacement and locking of inserts, eliminating the chance of the stone working its way loose.

. Commstones should be twice as long as the width of the longest flat spot and as long as will work freely between adjacent brush sets.

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For best results, use a stone with a width equal to or greater than the width of the brush. To use the Brush Seater, hold close to the brush so that Brush Seater material will be carried under the brush.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.