Experience unmatched reliability with the MasonMate M12 Loose Bolt Shield Anchors, perfect for a variety of masonry and concrete projects. Each anchor features precise dimensions of M12 x 25mm, a 20mm anchor hole size, and a shield length of 75mm. This comprehensive pack includes 20 high-quality anchors, ideal for both professional contractors and DIY enthusiasts. Key specifications include a robust thread diameter of 12mm, a maximum fastening depth of 25mm, and a minimum hole depth of 85mm. Crafted with a durable zinc plating, these anchors offer superior corrosion resistance and a strong, long-lasting hold. Enhance your fastening capabilities today with the trusted quality of MasonMate. The MasonMate Loose Bolt Shield Anchors are for use in most types of masonry or concrete Zinc plated for increased durability Quality and precision at your fingertips Easy to use: Convenient and simple use, Weight: 7.275254646 pounds, Manufacturer: MASONMATE.