Specification Brand : NDNCZDHC BulletPoint1 : Widely Applied: The morse taper adapter is mainly used for the usage of MT shank, taper shank drills, reamers reducing. BulletPoint2 : R8 to MT4: Specially designed for R8 spindle to MT4 arbor morse, please distinguish the model carefully before purchasing. BulletPoint3 : Alloy Steel: Made of alloy steel, this spindle adaptor is strong, corrosion resistance, wear resistance, and comes with a long life span. BulletPoint4 : Flat Appearance: With a flat appearance, you can safely install the taper adapter in your machine and put it into use immediately. BulletPoint5 : Ideal Replacement: Advanced technology and quality, a perfect replacement for your old or broken spindle adapter. CuttingAngleString : 45.0 degrees ItemName : Morse Taper Drill Sleeve R8 to MT4 Alloy Steel Morse Taper Adapter Reducing Flat Spindle Adapter for Drilling and Turning Machines ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : taper-shank-drill-bits Manufacturer : NDNCZDHC ModelNumber : Dilwe9ui7ckptsh NumberOfItems : 1 PartNumber : NDNCZDHCorhmg4cn2k ProductDescription : Specification: Item Type: Taper Adapter Mode: R8 to MT4 Material: Alloy Steel Product Size: Length (L): Approx.240mm/9.45in; Diameter (D): Approx.31.267mm/1.23in Drawbar Thread: 7/16in to 20in Taper: R8