Item sold in packages of 12 for $148.92 pkg
$12.41 each (price per package $148.92)
$11.79 each (price per package $141.48)
$11.08 each (price per package $132.96)
$10.42 each (price per package $125.04)
When attached to a side action brush, brush holders slightly reduce bristle trip length for a stiffer, more aggressive brush action that can be driven at high RPM.
You can also use to hold twisted in wire brushes in a .250” machine collet.