Bostitch Professional Antimicrobial Metal Executive Stapler, Blue (B5000-BLUE) AntiJam floating core eliminates staple jams Antimicrobial agent prevents growth of bacteria on the surface of the stapler. Opens for tacking and has staple supply indicator. 20 sheet stapling capacity. All metal construction with full rubber base pad. For best results, use with Bostitch Premium Standard Staples (B00006IFMO)