Specification Brand : Garosa BulletPoint1 : Excellent Alloy Material: This is excellent alloy material, which has high hardness and durability. BulletPoint2 : Hex Design: This features a hex design that allows for a larger contact area between and the drill interface, providing better stability and reducing the risk of slippage and drill breakage. BulletPoint3 : 4 Flute Drilling: This drill adopts four flute drilling, fast and accurate, and improves the working efficiency. BulletPoint4 : Multiple Sizes: This set has multiple sizes, from 3mm to 12mm, which can meet your different usage needs. BulletPoint5 : Convenient To Carry: This set comes with a storage case to keep the drill bits organized for easy storage and carrying. FinishType : Finished ItemName : 7PCS Hex 4 Flute Masonry Set Alloy High Hardness Cross Drill Alloy Drills Bit Set with Storage Box for Glass Brick Plastic Cement Wood Tile ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 7 centimeters ItemTypeKeyword : masonry-drill-bit-sets Manufacturer : Garosa ModelNumber : Garosaybfuv3et61 NumberOfItems : 1 PartNumber : Garosaybfuv3et61 ProductDescription : Specification: Item Type: Masonry Set Material: Alloy