The 3M Precision Scotch Brite Roloc surface conditioning discs can help with your first step for cleaning, blending, deburring and finishing without undercutting the base material. They have durable open web, that is designed to resist loading, producing a high cut rate, consistent finish and extending operation.Long lastingRepeatable resultsWorks on a range of metalsBuilt with 3M precision shaped grain for increased cut rate