Gardner Bender MSI-150 Electrical Metal Staple, Blue, 100 Pack APPLICATION: 14/2, 12/2, 10/2, Non-Metallic BX, MC, AC and UF cable DESIGN: Durable polyethylene insulator protects cables and helps prevent arc faults DESIGN: Steel construction provides strength DESIGN: Sharp, burr-free tips for easy starting and reduction in damage to wood APPLICATION: For framing and construction applications, place staple over cable and install using hammer DURRABLE: Made in the USA DESIGN:  inch wide Insulated Metal Staples Superior quality at an affordable price Insulator made from durable polyethylene