High-density durable sponge inside, solid and not easy to break, also resistant to water, wear, acid and alkali. 16 x 120 Grit Angled Sanding Blocks. Durable Material: The sanding blocks are made of high-quality brown corundum and high-density sponge, which is durable and not easy to break.
TOPBRAS ABRASIVOS VINHEDO Abrasivos de Alta Performance Experiência, Competência e Qualidade