Specification Brand : Banmo Abrasive BulletPoint1 : The mounting mandrel of the die grinder is composed of a handle with two different types of thread head. This mounting arbor is mainly used to mount small diameter cut-off wheels or circular saw blades with a 3/8 inch or 1/4 inch core hole, with a journal length suitable for cutting discs from 0.035inch to 0.16inch thick. BulletPoint2 : The cut-off wheel arbor is made of high – strength steel with a black plated finish for durability and rust resistance for long term use. BulletPoint3 : This cut-off wheel mandrel is compatible with most grinders, drill rotary tools, and anything that can accept a 1/4" stem mandrel. Cut-off wheel mandrel has a breeze to mount and demount, making it the perfect essential accessory for your die grinder. BulletPoint4 : The mandrel structure can also be used to mount various other types of grinding wheels, such as grinding, sanding, cleaning, descaling, polishing grinding wheels or hss saw blades. Suitable for all kinds of working scenarios. BulletPoint5 : The mandrel consists of a shank and two screws. The shank inserts into a grinder chuck. The arbor end of the shank accepts a cutoff wheel, and the screw portion of the mandrel threads into the shank, securing the wheel to the mandrel. Color : Blue and Orange CompatibleDevices : Die Grinder CompatibleMaterial : Concrete ConstructionType : Cut-off Wheels ExternallyAssignedProductIdentifier1 : 0762736537112 ExternallyAssignedProductIdentifier2 : 762736537112 IncludedComponents : Discs IndustryStandardIdentifier : Type 27 ItemName : Mounting Mandrel for Cut-Off Wheels W/3/8 Arbor Hole, 1/4" Stem, Mounting Mandrel 3/8" & 1/4" Arbor Hole for Type 1, 1/4 Shank Stem Die Grinder/Drill Attachment 2Pack ItemPackageDimensions_Height : 0.1 inches ItemPackageDimensions_Length : 1.1 inches ItemPackageDimensions_Width : 2.2 inches ItemPackageQuantity : 3 ItemShape : Round ItemTypeKeyword : abrasive-cutoff-wheels Manufacturer : Banmo Abrasive Material : Diamond MaximumRotationalSpeed : 13300 rpm ModelName : 001 ModelNumber : 105x20 NumberOfItems : 1 NumberOfTeeth : 8 PartNumber : 001 ProductDescription : Our mandrel is designed to fit 0.035" to 1/4" thick cut-off wheels Lightweight, durable and the perfect die grinder accessory 3/8" Arbor Hole fits Type 1 cutting and snagging discs Flathead notch for tight fit; 1/4" Stem fits most die grinders and air tools Please make sure the size and shape of this item are fit for your equipment before purchase Due to manual measurement, please allow 1-2mm difference, thanks!