M12 3/8" Crown StaplerMfr #: 2447 20 COMPATIBILITY: It is designed to drive a range of 3 8 flat crown staples (1 4 9 16) through an array of materials and substrates COMPACT DESIGN: The crown stapler features 7. 25 long and 3 pound weighted design that allows for great access into tight spaces. The compact and ergonomic design with an easy to squeeze trigger design significantly reduces fatigue associated with traditional hand staplers CAPACITY: Featuring a slotted