Features High-Speed Steel Durability: Crafted from high-speed steel, these drill bits offer exceptional sharpness and wear resistance, significantly enhancing your drilling efficiency Rapid Drilling Performance: Engineered for fast drilling, these bits ensure you can complete projects quickly without compromising on quality Versatile Application: Ideal for various materials like stainless steel, iron, copper, aluminum, wood, and acrylic sheets, making them perfect for both industrial and household use Compatible with Multiple Tools: Designed to work Features: 1、Made of diamond material with high hardn and durability 2、Strong hole opening performance, fast drilling speed, smoothly and seaml 3、Adopt high？quality brazing technology, smoothly opening without broken edges, no vibration 4、Suitable for drilling holes in marble, concrete, granite, tiles, glass, etc. 5、Great workmanship, replacement for the old one Specification: Item Type: Diamond Hole Saw Drill Bit Color: Gold Size: Approx. 65 x 25mm / 2.6 x 1in Hole Diameter: Approx. 25mm / 1in Handle Diameter Width: Approx. 8mm / 0.3in Uses: Suitable for drilling holes in marble, concrete, granite, ceramic tiles, glass, etc. Package List: 1 x Diamond Hole Saw Drill Bit Note: betweendiv>1. The hole opener is installed on the electric drill. Since this hole opener does not have a center positioning drill, operate carefully and pay attention to safetybetween/div>betweendiv>2. Continuously add water to cool, dry drilling is strictly prohibited, high temperature friction occurs, causing serious wear and tear and affecting the use effect.between/div> Package List 1 x Diamond Hole Saw Drill Bit