TCT carbide hole saw drill bit, thick metal tooth cutting kit with hex key, 22mm/0.9 inch core drill bit

Features: 1. 45 STEEL TEETH: The core drilling hole saw is made of 45 high-hardness steel teeth and can quickly cut clean, round holes. 2. NO DAMAGE: The slotted guide drill bit prevents damage and misalignment by gradually guiding the tool into the material. 3. APPLICABLE MATERIALS: This hole saw kit can be used on a wide range of materials such as steel, metal, aluminum, wood, etc. 4. HIGH PERFORMANCE: Hardened treatment tip with staggered cutting teeth for precise counterboring and smoother cleaning. 5. STANDARD SIZES: The hole saw and drill bit have standard sizes and a compact structure, making them easy to use. Specifications: Item Type: Carbide Hole Saw Material: 45 Steel + Carbide Hole Saw Length: Approx. 8 cm / 3.1 inches Drill bit length: approx. 6.8 cm / 2.7 inches Drilling depth: approx. 25 mm / 1 inch Package list: Package includes 1 x hole saw 1 x core drill 1 x hex key 1 x storage box Note: Cannot be used to cut tile, glass or cement.