All metal construction Adjustable paper guide Rubber base to avoid desk top from scratches Rotating anvil Accepts 4 staple sizes Dual jam clearing mechanism Staple upto 100 sheets Throat depth: 63 mm 23/6-23/13 Staples All metal construction for heavy duty performanceAdjustable paper guide for accurate staplingRubber base to protect desk surface from scratchesRotating anvil for flexible stapling optionsAccepts four different staple sizesDual jam clearing mechanism for smooth operationStapling capacity up to 100 sheetsThroat depth 63 mm for deep staplingCompatible with staple pins 23 6 to 23 13Ideal for office institutional and high volume use