The DEWALT DRS18100 Insulated Cable Staples are designed for use in the DEWALT® DCN701 Cordless Cable Stapler. They are UL® listed (406A) for common Romex® (NM Sheathed Cable) and MC (Metal Clad) cable applications. The staple crown is plastic insulated and these fasteners adhere to the National Electrical Code®. These staples can also be driven manually using a hammer for tight space applications. Ref: UTTK5429