New partial box. 20 blades. Slice and cut with maximum efficiency with this OBNA2 NZ ZA Type 01/41 small diameter cut-off wheel on your cut-off tool or power drill. Its premium abrasive face combines the sharp edge that only zirconia can hold with the broad range of performance expected from high-quality aluminum oxide. This wheel's ultra-thin side reinforcing helps maximize cut rate, while keeping kerf loss to a minimum. Reach for this wheel when you need a precise, thin cut in a workpiece with narrow tolerances or where aesthetics matter to the finished product. Premium, sharp zirconia aluminum oxide grain delivers excellent performance on toolroom cut-off applications Ultra thin full-diameter side reinforcing creates maximum cut rate and minimum kerf loss; ideal when precise thin cut is desired Advanced bond formulation makes these wheels free cutting, maximizing the performance of zirconia abrasive wheels Reinforced for use on portable cut-off tools and power drills to cut 400 series stainless, and soft and hard carbon steels Made in the USA