Steel - High Tensile Bars By Auerllcy

• 4 different grit includes: 60, 80, 120, 220. Coarse, Medium, Fine and superfine. Sanding sponge Size: 4 x 2.8 x 1 inch.
• Grit printed on the sanding sponge, easy to distinguish and use, no need to put all the sand blocks together to compare, at a glance.
• Washable and reusable sanding block, can be used directly in water.
• The sanding sponge using high density sponges as baseMATERIAL made from high-quality brown corundum with special treatment and special glue formula.
• Suitable for grinding any irregular geometric curved surface, wet or dry, portable and handy.