The heavy-duty expansion bolts are designed for securing heavy objects to concrete and masonry surfaces. These shield anchor bolts provide a robust and reliable solution for various construction and renovation projects. Their durable construction ensures performance, making them ideal for both professional contractors and DIY enthusiasts. Features -Color:Golden -Material:Carbon steel -Size:5.30X1.70X1.70cm/2.08X0.67X0.67in -Heavyduty design: engineered for holding power, these heavyduty expansion bolts ensure your structures remain securely anchored under high stress -Shield anchor structure: the enhances both tensile and shear strength, providing robust support for various construction and renovation projects -Versatile installation: suitable for a wide range of applications, these bolts meet diverse installation needs, making them ideal for both professional and diy projects -Durable and reliable: crafted from materials, these bolts are built to withstand harsh conditions and resist wear and tear over time -Easy installation: designed for straightforward installation, these expansion bolts simplify the process, saving time and effort while ensuring a secure fit Package list: 12 x expansion bolts