Durable and compact center-stitch stapler for easy and accurate binding. Center-stitch stapler fastens up to 11 x 17 paper. Staples up to 12" from paper?s edge; throat depth 8". All-metal construction with calibrated paper guide. Open channel loading for strip of 180 staples. Fastens to work surfaces for added stability. Stapler Type: Saddle; Staple Capacity: 180; Size of Staple Used: N/A; Type of Staple Used: Saddle.