ADJUSTABLE MOUNTING FACE CHANNEL: Stapler streamlines cable management for enhanced guidance and protection FORWARD ACTION DESIGN: Ensures stability and enables seamless single-handed operation for optimal convenience and control while stapling IMPROVED DURABILITY AND COMFORT: Body made of cast aluminum with Cushion-Grip handle INSULATED STAPLES: Staples work on Voice, Data, Video, NM nonmetallic sheathed cable (Cat. No. 450-006) UL LISTED INSULATED STAPLES: Insulation made from plastic to safeguard cable 2-PACK OF STAPLES: Each pack contains 300 Insulated Staples (150 x 5/16-Inch and 150 x 11/32-Inch per pack) WORKS SOLELY WITH KLEIN TOOLS STAPLES: For use with 1/4-Inch, 5/16-Inch and 11/32-Inch staple sizes (Cat. Nos. 450-001, 450-002, 450-003, 450-006)