This neat, versatile half-strip stapler fastens two to 50 sheets without a problem and by using the same staplesâ€”always with a perfect result! The patented SuperFlatClinchâ„¢ system, together with the innovative by-pass feature, allows you to get super flat results, reducing paper stacks by 40%. Smart, durable all metal construction with full rubber base for stability and precision. Opens for tacking. Top loads 5/16" standard staples. 2" throat depth.