Specification:Material: Non-woven nylon abrasive cloth. Size: 330*10mm Grit: ( Optional ) Brown -- P150 Red -- P240 Blue -- P400 Grey -- P600 Joint type: Butt joint Applications: Brown non-woven abrasive belt: 150# for stainless steel wire drawing Red non-woven abrasive belt: 240# for aluminum alloy wire drawing Blue non-woven abrasive belt: 400# for plastic product wire drawing Grey non-woven abrasive belt: 600# for plastic product wire drawing Package Contents:3pcs Sander beltsNote: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.