SDS Plus Hole Saw Bits for Concrete, Cement, Stone, Masonry - 65mm, 50mm, 30mm

General description3 different sized wall hole saws (65mm, 50mm, 30mm) are designed for various cutting diameters, providing a complete choice for everyday use. Made of metal with an ultra-strong carbide tip, these bits are durable for years of use in tough conditions, ensuring uncompromising performance. High-frequency welding technology is employed for very strong weld openings, resulting in a smooth weld mouth inside and out.Technical specificationsSizes: 65mm, 50mm, 30mmMaterial: Metal with carbide tipCompatibility and accessoriesCompatible with any rotary hammer drill with SDS-Plus attachmentUsageExcellent for drilling in concrete, stone, brick, cement, masonry, aerated block, cast iron block, and air conditioning systemsIf there is tile on one side of the wall, use a porcelain hole saw to drill the porcelain first, then use the wall hole saw to predrill the holesIt is recommended that the porcelain hole saw be one size larger than the wall hole saws