Samac PP72ACS10 72mm Atlas Concrete Screws (10) PP72ACS10 High-performance masonry fastener for direct installation into brick, block, and concrete No plugs required, enabling faster and more efficient installation Self-tapping design cuts its own thread into the substrate Non-expansion design helps reduce risk of cracking when fixing near edges Serrated threads provide improved grip and holding power Torx head supports secure, high-torque driving Suitable for framing, battening, and general masonry applications Pack quantity: 10 The Samac Atlas Concrete Screw delivers a dependable, professional-grade fixing solution for demanding masonry applications. Engineered for direct installation into concrete, brick, and block, it eliminates the need for additional plugs and streamlines the fitting process. Its non-expansion construction makes it a smart choice for installations close to edges, while the serrated thread profile and torx drive ensure strong engagement and reliable performance. Ideal for trade and general construction use, this concrete screw offers speed, strength, and versatility in one efficient fastening solution.