The DeWalt SPIKE® TIE-WIRE 3/16" x 1-1/8" Pin Anchors ( POW03756) are engineered for secure and reliable fastening in concrete-only applications. Designed as a mechanical anchor system, these pin anchors deliver strong holding performance through pre-expanded anchoring technology that ensures immediate load transfer upon installation. Manufactured from carbon steel with a zinc-plated finish, they provide strength, durability, and corrosion resistance for long-term performance in both indoor and outdoor environments. The compact diameter and controlled embedment depth allow for precise installation in concrete substrates, while the tamper-resistant design enhances fastening security. Supplied in a 100-piece pack, these anchors are ideal for professional electrical, mechanical, and construction fastening applications requiring dependable concrete anchoring performance.