... time Product Description1) They are used with an up and down motion, excellent for grinding an inside circle, oval ... Product NameDiameterThreadMaterialGritZero tolerance wheelmmmmResin, Metal and Bond50#,100#,200#,400#, 800#,1500#,3000#,BuffResin Drum Wheel30-100M14 ,5/8-11,1 ... request upon a specific drawing of customer in any diameter and length requested.Package & Delivery1) Carton box for each ...