Enhance your sanding and grinding tasks with these durable and efficient silicon carbide grinding stones from Lozlin. Designed with precision, these cone-shaped stones come in three different grit sizes - 60#, 100#, and 180# - allowing you to tackle a wide range of applications. The 60# grit is ideal for aggressive material removal, while the 100# and 180# grits offer finer finishing touches. Crafted from high-quality green silicon carbide, these stones boast exceptional hardness and wear resistance, ensuring long-lasting performance. With a compact size of 1.57" (40mm) in diameter and a convenient 5/8"-11 threaded mounting, these grinding stones are easy to install and use with various power tools. Tackle your sanding and grinding projects with confidence, thanks to the reliable performance of these Lozlin silicon carbide grinding stones.