• Small Diameter Cut-Off Wheel <=3″,Portable Cut-Off Wheels • Enjoy the extended operational life of this BlueFire ZA ZA Type 01/41 small diameter cut-off wheel. Its advanced blend of zirconia alumina and premium aluminum oxide lasts up to two or three times longer than conventional aluminum oxide wheels with equivalent specs. Use this wheel for a broad range of applications, from feather-light to heavy-pressure jobs. Designed to swiftly make the most efficient cut possible, this wheel works on both hard and soft steel alloys, especially series 400 steel. • A blend of the most advanced zirconia alumina and premium aluminum oxide abrasives delivers 2 to 3 times the life of aluminum oxide wheels • Ultra-thin side reinforcing for maximum cut rate with minimum kerf loss; ideal when precise, thin cut is desired • Broad utility from light-to heavy-pressure applications • Designed for use on portable cut-off tool grinders to cut off 400 series stainless, and hard and soft carbon steels • Made in the USA