Kangaro HD 23S24 Heavy Duty Stapler,Stapling Up to 210 Sheets: Full metal constructionAdjustable paper guide that can be used for jam clearingRubber base to avoid desk top from scratchesRear loadingRotating anvilStaple use: 23/6-H - 23/24-HLoading Capacity: 100 StaplesStapling Capacity: 210 Sheets