Specification Brand : CXML&DASHE BulletPoint1 : 【High-Strength Eccentric Twist Drill Bit】Our drill bit has excellent hardness, toughness, wear resistance and impact resistance.This guarantees efficient drilling in various materials such as concrete, tiles, glass and composite materials. BulletPoint2 : 【Metal Drilling Tips】 The cutting edge of the eccentric drill bit is made of YG8 tungsten-cobalt hard alloy. This material is usually used for rough machining of various cast iron workpieces by machine tools such as lathes and milling machines. It is suitable for drilling on metals with powdery iron filings. Avoid drilling on high-hardness steel plates and thick iron plates BulletPoint3 : 【Quick Drilling】 Our high-strength eccentric twist drill bits are designed specifically for hand drills. They have accurate positioning and low resistance, effectively preventing drilling from slipping and deflecting. They can quickly drill holes in concrete walls, brick walls, and earthenware pots. Please avoid or use the impact function reasonably. For drilling glazed ceramics, thick rocks, and glass, adding water for cooling has a better effect. BulletPoint4 : 【Drill Bit Size】The drill bit set comes in 4 different sizes, which are 1/4 inch (6mm), 5/16 inch (8mm), 3/8 inch (10mm), 1/2 inch (12mm), various sizes are suitable for different applications, helping you to meet a variety of daily needs. The drill bits are of hexagonal shank type, which is widely used and held more securely. BulletPoint5 : 【Versatile Applications】CXML&DASHE Multi-purpose drill bits, you can easily machine threads in different materials. Whether it's glass, tile, or wood, our drill bit ensures sharp and burr-free threading for smoother results. Its versatility makes it a perfect choice for various DIY projects. BulletPoint6 : Titanium Coated Golden Flute: The titanium coated flute enhances the drill bit's resistance to heat and wear, allowing it to endure high-heat, high-speed drilling. This coating reduces friction, resulting in faster drilling and a longer bit life BulletPoint7 : Compatible with Hammer Drills: Works with rotary and hammer drills for efficient drilling BulletPoint8 : Designed for Drilling in Hard Materials: Ideal for concrete, brick, stone, and masonry Color : 1/4"-6mm / 5pcs CuttingAngleString : 130.0 degrees ExternallyAssignedProductIdentifier : 7372368376251 ExternallyAssignedProductIdentifier1 : 024721029072 ExternallyAssignedProductIdentifier2 : 0024721029072 FinishType : Nickel HandOrientation : Right Hand IncludedComponents : ... ItemName : 5PCS High-Strength Eccentric Twist Drill Bit with Cross Tip, High Hardness Skewed Head for Tile/Glass/Metal/Wood/Plastic - Quick Drilling in 3s (6mm) ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 10 ItemShape : Round ItemTypeKeyword : masonry-drill-bit-sets Manufacturer : CXML&DASHE Material : Carbide Material1 : Carbide Material2 : Alloy Steel ModelNumber : kolewe NumberOfFlutes : 1 NumberOfItems : 999 NumberOfPieces : 1 PackageLevel : unit PartNumber : 892541002-37 ProductDescription : Professional-Grade Masonry Drill Bit Set | Tungsten Carbide Tipped | Multi-Surface Performance