MODEL N3B2 - 1/2R - Handles big jobs from 1/2" to a maximum of 1 3/4" thick.The ISP Model N3B2-1/2R will flat stitch work from a minimum thickness of 1/2" to 1 3/4" maximum depending upon type of paper used. Stitcher is set to use #17 round bookbinders wire.

MODEL N3B2-1/2H - Our largest capacity stitcher.Will flat stitch work from a minimum thickness of 1/2" to 2" maximum, depending upon type of paper used. Equipped with heavy-duty cutter block for #18 x #20 (type 230) high carbon wire. A maximum of 2 3/4" of work can be done by stabbing.