Specification Brand : Yuecoom BulletPoint1 : Excellent Material: The reamer bits are made of high quality 6542 and M2 high speed steel material for superior durability and longevity. Its rugged construction ensures performance on a wide range of metals and will not deform easily over long periods of time. BulletPoint2 : Multifunctional: Designed for a variety of applications, the Automotive Reamer aligns existing holes and enlarges undersized holes before installing bolts or rivets. Its multifunctional design adds versatility to your tool collection, making it a reliable tool for a variety of projects. BulletPoint3 : Wide Application: The metal reamer can be used with steel, metal, alloy aluminum, brass, plastic, iron, copper, cast iron and other materials for a wide range of applications. Its compatibility with a wide range of materials ensures versatility and efficiency in drilling tasks. BulletPoint4 : 5 Flute Spiral Slot: Reamer drills are equipped with a 5-flute helical flute edge design that provides high efficiency and prevents swarf from jamming during operation. The helical flute design enhances cutting performance and provides smooth, precise cuts with less effort. BulletPoint5 : Compact and Portable: The engineering reamer drill is compact and lightweight, making it easy to carry and use on the go. It is small and lightweight, making it easy to carry. You can keep the reamer in your toolbox and take it out when you need it to complete your drilling tasks with ease. BulletPoint6 : Usage: External turning tool Color : 10PCS(1box) CustomerPackageType : Clamshell ExternallyAssignedProductIdentifier : 7807869308765 ExternallyAssignedProductIdentifier1 : 039564151095 ExternallyAssignedProductIdentifier2 : 0039564151095 FinishType : High-speed Steel IncludedComponents : Twist drill ItemName : Construction Reamer Drill Bit, 3/8 Inch High Speed Steel Reamers for Metal, 5 Flute Car Maintenance Reamer, Spiral Taper Chucking Reamer for Steel, Alloy Aluminum ItemPackageDimensions_Height : 3.75 inches ItemPackageDimensions_Length : 0.9 inches ItemPackageDimensions_Width : 1.8 inches ItemPackageQuantity : 1 ItemTypeKeyword : chucking-reamers Manufacturer : Yuecoom Material : HSS-R ModelNumber : W86917 NumberOfItems : 1 PackageLevel : unit PartNumber : Yuecoomna6yiex401 ProductDescription : Specification: Item Type: Spiral Flute Reamer Material: HSS6542 And M2 High Speed Steel Maximum Diameter: Approx. 3/8 inch/0.95cm