Anchor has a diameter of 6.5mm and a length of 38mm, providing a compact size suitable for a wide range of applications; mushroom head design allows for easy installation and provides a secure hold., Mushroom Head Spike Anchor is suitable for use in various materials, including concrete, brick, and masonry; commonly used in applications such as securing timber, fencing, landscaping, and more., Once installed, the Mushroom Head Spike Anchor offers a secure and strong hold. Its design provides excellent grip and resistance to pull-out forces.