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

General description Size: 3 different size wall hole saws (65mm, 50mm, 30mm) are prepared for different cutting diameters, an all-in-one choice for daily use. These SDS Plus hole saw drill bits are designed for high performance in tough conditions. Technical specifications Sizes: 65mm, 50mm, 30mm Material: Ultra-strong and durable carbide-tipped metal Welding technology: High-frequency welding for strong and smooth openings Compatibility and accessories Compatible with any rotary hammer drill that accepts SDS-Plus shank Usage Excellent for drilling concrete walls, stone, brick, cement, masonry, aerated blocks, and cast iron blocks Ideal for air conditioning installations If there is a tile on one side of the wall, use a porcelain hole saw to drill the porcelain first, then use the wall hole saw Recommended: Use a porcelain hole saw that is one size larger than the wall hole saws