Specification Brand : BORDSTRACT BulletPoint1 : Uncompromising Strength and Durability: Crafted from high-speed steel, these drill bits are engineered for exceptional strength and durability. Their robust construction ensures resistance to wear, making them ideal for demanding drilling tasks and long-lasting performance. BulletPoint2 : Efficient Drilling for Smooth Operation: Featuring sharp and twisted spiral flutes, these drill bits offer effortless drilling. The precise design allows for easy penetration into various materials, ensuring smooth and efficient drilling with minimal effort. BulletPoint3 : Quick and Secure Installation: These drill bits feature a hex shank, allowing for quick and secure installation into power drills, impact drills, and bench drills. This design eliminates the need for additional tools or adjustments, saving you time and effort. BulletPoint4 : Optimized for Efficient Drilling: Designed for high drilling efficiency, these drill bits feature a fast chip removal system. This ensures smooth operation and prevents clogging, minimizing interruptions and maximizing your drilling productivity. BulletPoint5 : Versatile Applications for Diverse Materials: This comprehensive drill bit set includes a wide range of sizes (1.5, 2.0, 2.5, 3.0, 3.2, 3.5, 4.0, 4.5, 4.8, 5.0, 5.5, 6.0, 6.5), making them suitable for drilling into a variety of materials, including wood, plastic, iron, steel, copper, aluminum, and more. Color : As Picture Shown ExternallyAssignedProductIdentifier : 7629920244740 IncludedComponents : No ItemName : BORDSTRACT 13pcs 1/4inch Hex Shank High Speed Steel Drill Bit Set, 1.5-6.5mm High Speed Steel Quick Change Metal Drill Bits for Wood Plastic Metal Aluminum ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 20 centimeters ItemPackageDimensions_Width : 16 centimeters ItemTypeKeyword : spot-welding-equipment Manufacturer : BORDSTRACT Material : High Speed Steel ModelName : Respicefinemmb9u728yge ModelNumber : BORDSTRACTnkgmvdbs5g NumberOfItems : 1 PartNumber : BORDSTRACTnkgmvdbs5g PowerSourceType : ac ProductDescription : Item Type: Hex Shank Drill Bit Material: High Speed Steel Specification: 1.5 2.0 2.5 3.0 3.2 3.5 4.0 4.5 4.8 5.0 5.5 6.0 6.5