Introducing our thread cleaning brush set, specifically designed for scuba cylinder threads. This set includes two stainless steel brushes with diameters of 15mm (0.6 inches) and 22mm (0.85 inches), perfect for cleaning the threads of your scuba cylinder and ensuring a secure seal. The durable construction of these brushes makes them ideal for heavy-duty use and resistant to corrosion. With their ergonomic handles, these brushes make it easy to reach and clean the tight spaces of the cylinder threads effectively . Keep your scuba cylinder in top condition with this essential thread cleaning brush set.