Arrow Professional Low Voltage Wire/Cable Staple Gun T25 - The Home Depot
Amazon.com: Klein Tools 450-100 Heavy Duty Stapler for Voice, Data, Video and Nonmetallic Sheathed (Romex) Cable Fits 1/4-, 5/16-, and 19/32-Inch Staples : Everything Else
Omer 80.16 Fine Wire Stapler - ANCO Fastener Sales