Specification Brand : Tegara BulletPoint : L22270-002 BulletPoint1 : Bore Diameter: 5/16", Nose Diameter: 0.88" BulletPoint2 : Drawbar Thread Size: M12x1.75, Shank Size: BT30 BulletPoint3 : Projection Length: 1.75" BulletPoint4 : TIR (in): 0.0002; Max RPM Balanced to: G2.5 20,000 BulletPoint5 : Product Included: - Balance report; - End mill locking screw with 5/16-24 UNF thread CutType : Taper EndCutType : Tapered End ExternallyAssignedProductIdentifier1 : 045901494473 ExternallyAssignedProductIdentifier2 : 0045901494473 ExternallyAssignedProductIdentifier3 : 00045901494473 FinishType : Unfinished IncludedComponents : DISPLAY CONTROL BOARD ItemName : Tegara 5/16 x 1.75 inch BT30 End Mill Tool Holder 2 pcs 202-7531-2 P[ ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 13 inches ItemPackageDimensions_Width : 3 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : tool-holders Manufacturer : Shars Tool Material : Alloy Steel ModelName : LG ModelNumber : ZENLFXS32766S NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 202-7531-2 ProductDescription : To achieve AT3 or better taper contact as an industry standard, our taper surface are precision ground on Shigiya CNC grinder from Japan. We are not satisfied with just meeting the industry standard, the surface roughness on the taper is maintained to mirror finish.Tool holder is balanced to G2.5 20,000 RPM on a HAIMER Tool Dynamic Balancing System from Germany. Balanced tool holder minimizes the centrifugal forces which minimize the stress on spindle bearing, minimize vibration and maximize the cutting tool's life cycle and greatly improve surface finish. WHAT'S INCLUDED: 1pc BT30 1/4" x 1.75" L End Mill Holder (p/n 202-7529) 1pc BT30 5/16" x 1.75" L End Mill Holder (p/n 202-7531) 1pc BT30 3/8" x 1.75" L End Mill Holder (p/n 202-7533) 1pc BT30 1/2" x 1.20" L End Mill Holder (p/n 202-7535) Balance report with each End Mill Holder ProductSiteLaunchDate : 2019-07-29T07:00:00.000Z Style : fashion SupplierDeclaredDgHzRegulation : not_applicable ToleranceHeld : Precision UnspscCode : 27112803 WarrantyDescription : FULL 30 DAY WARRANTY WebsiteShippingWeight : 1.44 pounds