The Excel Blades 5 #400 Grit Belts (YELLOW) pack contains a pack of five (5) pieces of our #400 grit belts.Â All belts come in yellow and are designed ideally for sanding, deburring, grinding, shaping and finishing and array of materials. Made of aluminum oxide, all the belts in the Excel Blades 5 #400 Grit Belts (BLUE) pack are durable, sturdy and ultra-strong. Along with its many functions, the Excel Blades 5 #400 Grit Belts pack is perfect for projects involving grinding and general sanding. The sturdy aluminum oxide sanding belts will achieve ultimate smoothness. Includes 5 (five) pieces of our #400 grit belts in YELLOW (sanding stick not included). Made to fit our standing Sanding Belt. Made in the USA and Germany.