18D Head

The 18D Head is used predominantly by large printers because of its excellent reputation for reliability. The 18D is extremely versatile and handles a wide range of wire and crown sizes.

Capacity: from 2 sheets up to 9/16" (14mm)
Crown Sizes: 3/8", 1/2", 5/8" and 3/4"
Wire Sizes: 20-28 round and 19x21-1/2, 20x24, and 21x25 flat
Minimum Head Center: 3"
Speed: 16,000 stitches per hour

Still the workhorse of the large saddle binderies of the world.