Seal your shipping boxes securely with these 16-Gauge Copper-Coated Carton Closing Staples, designed for both pneumatic and manual stapler guns. The 1-3/8" wide crown and 5/8" leg provide strong penetration and holding power for cardboard, corrugated boxes, and heavy packaging applications. Each staple is precision-formed for consistent feed and reduced jamming, helping you achieve professional, reliable closures every time. Perfect for warehouses, distribution centers, and packaging facilities that demand efficient, durable fastening. Key Features Durable Copper Coating: Resists corrosion and ensures smooth driving. 16-Gauge Construction: Provides industrial-strength hold for thick or multi-wall boxes. 1-3/8" Wide Crown, 5/8" Leg: Ideal for carton sealing and heavy-duty packaging work. Universal Fit: Compatible with most pneumatic and manual box staplers. Bulk Pack: Includes 2,000 staples for high-volume carton closing operations.