Mercer Abrasives 614090-50 Small Diameter High Speed Fully Reinforced Cut-Off Wheels 4-Inch by 1/16-Inch by 1/4-Inch M, 50-Pack Small diameter high speed fully reinforced cut-off wheels Size: 4-Inch x 1/16-Inch x 1/4-Inch M 50-Pack Metal grit Available in all different sizes and grits