Gardner Bender Low Volt Wire Staple Gun Stapler Heavy Duty Stainless Steel. This staple gun features a heavy duty design with convenient loading and drives 5/32", 1/4" staples. Made of stainless steel and has a safety handle. Fastens wires up to 1/4" diameter and guide centers wire. Great for holiday lights, speaker wires, security, CAT 5E and TV and cable wires along with many other wires. BRAND NEW in original packaging.