Specification AgeRangeDescription : adult Brand : MAMVJQJCA BulletPoint1 : High quality materials, good wear resistance, and long service life BulletPoint2 : Upgrade kit can prevent processing vibration, higher hardness, higher toughness BulletPoint3 : The service life is longer and can work for you 3-5 times longer than the old version. BulletPoint4 : Vacuum nitriding makes the bar more durable. BulletPoint5 : Higher machining accuracy. Very suitable for semi-finishing and finishing operations. BulletPoint6 : Good low-temperature impact toughness improves the surface gloss of cut parts. Color : One Color ExternallyAssignedProductIdentifier : 4906558854200 ItemName : MAMVJQJCA 21pcs 12mm Turning Tool Holder Lathe Boring Bar Carbide Wrench Set Durable Turning Tool ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : turning-holders Manufacturer : MAMVJQJCA ModelName : MAMVJQJCA ModelNumber : MAMVJQJCA NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : MAMVJQJCA ProductDescription : Easy to store and easy to replace Shank diameter:12mm Material:alloy steel Included packaging: 7 x 12mm turning tool holder 7 x carbide blade 7 x wrench ProductSiteLaunchDate : 2025-04-17T07:10:52.129Z Size : One Size UnitCount : 1 UnspscCode : 52150000