The wheel shaft made from 304 Stainless Steel with 85A duro industrial grade PU rubber coating. The industrial grade PU rubber it has 3 times more lifespan than the natural. Vulcanized rubber and is ideal for such kind of applications. The set includes: 1/2", 5/8", 3/4", 7/8", 1" in diameter and & 2- 1/4" wide. The storage rack is made from 304 grade brushed Stainless Steel.The item "2x72 Belt Grinder Small Wheel set with Storage Rack for knife Grinders" is in sale since Monday, July 29, 2019. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Equipment\Grinding Machines". The seller is "golden_bullet4317" and is located in Larnaca. This item can be shipped worldwide.