Easy squeeze, High impact. Compression stapler system designed for the professional. Rugged Steel Construction: Reliable in high volume applications. Chrome Finish: Resists wear and tear during use. Compact Design: Easy access for tight work areas. Fully Adjustable Power Setting: Impact pressure can be adjusted to suit the job. Rear Loading Magazine: Holds full strip of 20 gauge, 1/2" wide crown fine wire staples. Anti-Jam Staple Exit: No tool required to clear jams.