[DETAIL]<br>7PCS 20-68mm Angle Grinder Bit Saw Blade Diamond Hole Saw Dry Vacuum Brazed Drilling Core Bits Set for Porcelain Tiles & Marble<br>Product Description<br>Upgrade your cutting and drilling tasks with our high-performance<br>7PCS Diamond Hole Saw Core Bits Set<br>! Designed for angle grinders, this versatile set is perfect for professionals and DIY enthusiasts working with<br>porcelain tiles, marble, ceramic, granite, and other hard materials<br>. Whether you're installing pipes, creating ventilation holes, or handling intricate stonework, these vacuum brazed diamond drill bits deliver<br>precision, durability, and smooth results<br>.<br>Key Features<br>✅<br>Premium Diamond Grit<br>– High-quality diamond particles ensure fast, clean cuts with<br>long-lasting sharpness<br>.<br>✅<br>Dry/Vacuum Brazed Technology<br>– Heat-resistant and wear-resistant for<br>cooler, smoother drilling<br>(no water needed, but wet use extends lifespan).<br>✅<br>Wide Size Range (20-68mm)<br>– 7 pieces cover multiple needs:<br>20mm, 25mm, 30mm, 35mm, 40mm, 50mm, 68mm<br>.<br>✅<br>Universal Compatibility<br>– Fits most<br>angle grinders (115mm/125mm)<br>for flexible use.<br>✅<br>Durable & Rust-Resistant<br>– Thick steel body with reinforced welding for<br>stability and longevity<br>.<br>Applications<br>✔ Porcelain tiles ✔ Marble ✔ Ceramic ✔ Granite ✔ Stone ✔ Concrete ✔ Glass (with care)<br>Usage Tips<br>For dry cutting<br>: Use intermittent pressure to avoid overheating.<br>For wet cutting<br>: Water cooling improves lifespan.<br>Start drilling at a<br>low speed<br>to prevent slippage.<br><br>[ATTRIBUTES]<br>- High-concerned chemical: None<br>- Brand Name: onmaiwei<br>- Origin: Mainland China<br>- High-concerned chemical: None<br>- Brand Name: onmaiwei<br>- Origin: Mainland China<br>- is_customized: Yes<br>- Certification: CE<br>- Model Number: M14-6PCS<br>- DIY Supplies: TiLing<br>- Material: Diamond<br>- Type: Core Drill Bit<br>- Use: Masonry Drilling