* Faster and easier to clean wheel studs and wheel hub.

* Quick change brushes and grinding pads.

* Only need ONE tool to fit different size of brush and grinding pad.

* Can be operated by cordless drill or impact wrench.

* Brush size: 14mm, 22mm (Do not exceed 1,800rpm)

* Hub grinding pad: 23mmx 3pcs, 15mm x2pcs, ( Do not exceed 8,000rpm)