The DRS18100 1 in 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. See UL® approved cable combinations chart for specific cable approvals.