ITW Ramset's 5/8 in. T4 Premium Concrete & Steel Pins w/ 2 Fuel Cells (1,000 Pack) combine substrate versatility with the convenience of a ready-to-use fastening package. The pins are engineered for use in both concrete and steel, helping reduce the need to carry separate fastening products when jobsite conditions change. Collated strips support efficient tool operation and consistent fastener feeding, while the included fuel cells provide the power source required by compatible T4MAG systems. These pins are well suited for drywall track installation, commercial framing, interior construction, and other applications requiring secure attachment to concrete or steel. Proper tool compatibility, substrate conditions, embedment requirements, and installation procedures should always be verified before use.