Specification Brand : Fafeicy BulletPoint1 : [Anti- Finish] The treatment of the drill bits prevents chip to tool welding, reducing built-up formation and retaining cutting fluid effectively. BulletPoint2 : [Versatile Applications] for impact drilling in blocks, masonry, concrete, and more, these twist drill bits are suitable for various metalworking operations.] BulletPoint3 : [Straight Shank Design] Featuring a straight shank, these drill bits are easy to operate and suitable for a variety of electric drills and drilling machines. BulletPoint4 : [Premium High-speed Steel] The twist drill bits are crafted from top-quality high-speed steel, ensuring enhanced durability and longevity. BulletPoint5 : [Efficient Chip Removal] With milled flutes and a deep-cut spiral, these bits deliver rapid material removal while providing a clear passageway for chip extraction and coolant entry. ItemName : HSS Extra Long Shank Twist Drill, 4.5mm Straight Bit, Fast Drilling, Impact Applications for Wood, Plastic, Aluminum ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 20 centimeters ItemPackageDimensions_Width : 1 centimeters ItemTypeKeyword : extra-long-drill-bits Manufacturer : Fafeicy ModelNumber : Fafeicy0qhrcvxi5g NumberOfItems : 1 PartNumber : Fafeicy0qhrcvxi5g ProductDescription : Specification: Product Name: Twist Drill Bit Design: Straight Shank Material: HSS Diameter and total length: 4.5mm Twist bit, 200mm total length