Metal Cavity Anchors - Zinc (M5 x 37) Timco 50037CAP Product Summary: A cavity fixing that is ideal for hanging radiators, brackets, hand rails, and shelving units. Recommended Tool: TIMCO Setting Tool for fast and efficient installation of multiple anchors. Size: M5 x 37 (45mm Screw) Pack Quantity: 4 The TIMCO Metal Cavity Anchors are designed to provide reliable support for various applications, including the installation of radiators, brackets, hand rails, and shelving units. With a robust zinc construction, these anchors ensure durability and strength. For optimal efficiency, especially when installing multiple anchors, the use of the TIMCO Setting Tool is highly recommended. Each pack contains four anchors, making it a practical choice for both professional and DIY projects.