Specification Brand : Hilitand BulletPoint1 : Hook Design: This physics teaching hook weight features a hook design, which is very easy to use in measurement and can be more accurate. BulletPoint2 : Material: These double hooked weights are made of excellent chrome plated steel, which has high hardness, and a long service life. BulletPoint3 : Versatile Applications: This lab hook weight is very suitable for use in laboratory, classroom, or at home, for studying pressure, force, torsion, and other experimental projects. BulletPoint4 : With Storage Box: These chrome plated hook weights are stored in a compact storage box for convenient storage and carrying. BulletPoint5 : High Accuracy: This physics teaching hook weight has ±2% accuracy for accurate measurements and can be used for a variety of mass measurements. Color : Silverx2pcs CompatibleMaterial : Wood IncludedComponents : Product Manual ItemDisplayDimensions_Length : 1.57 centimeters ItemName : 2pcs 10g Physics Teaching Hook Weight Chrome Plated Steel Double Weight Set Double Hooked Weight for Science Physics Laboratory Work ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : calibration-weights Manufacturer : Hilitand Material : Steel ModelName : Tbesth2c9w0bt36 ModelNumber : Hilitandunf7wmv10k NumberOfItems : 1 PartNumber : Hilitandunf7wmv10k ProductDescription : Specification: Item Type: 10g Hook Weight Set Material: Chrome Plated Steel