50pcs Sharpening Grinding Wheel Polishing Grinding Head Rotary Tool with 4mm Abrasive Stone Points

Grinding shank made of strong and harden alloy, these sharpening shanks are of high hardness, very durable, and can stand longtime wear and tear. The wheel heads' even and homogeneous distribution of granularity makes the polishing work just a breeze, and the abrasive grains are not easy to fall off, so that the service life is long. This is a set of sharpening shank tools, which are used for polishing and grinding. Sharpening shank has a wide applications, which mainly used for polishing or modelling on the of the plastic, metal and wood, or other situations. Comes with 50pcs a set, so it is practical and economical.