General description The 50mm Brick Hole Saw is designed for efficient drilling in various materials including clay, foam, brick, and concrete walls. It is ideal for installing pipes, water pipes, and drain pipes. Technical specifications Hole saw diameter: 50 mm Pilot drill bit length: 110 mm Material: High-quality tungsten carbide Pilot drill materials: YG8 and YG11 Packaging Each hole saw is individually packaged in a plastic box Each bit is oiled to prevent rust High quality The hole saws are sturdy, durable, and wear-resistant, ensuring long-lasting performance. The pilot drill features high hardness, rust resistance, and strength. Smooth cutting The external groove of the concrete hole saw guarantees a smooth and clean cut, resulting in precise holes and superior performance.