Metal Blocks - Assorted Steel Alloy Density Determination Set Of 12, Multi-color Varied Shapes & Sizes (12-25g Each) | Ideal For Mass Measurement

MASSES SET - Iron Hexagonal Weights 50g to 5000g | Hammertone Finish, Traceability Certificate, Maximum Mass Stability

SET OF MASSES, BRASS - Chrome Plated Brass Construction, 50-500 Grams Total Mass | Golden Color, Accurate to 3%, Set of 9 Slotted Masses

SET OF MASSES, IRON - Chrome Plated Brass, Silver Finish, 5% Accuracy | Weight Range: 5-10 Kilograms, Includes 9 Slotted Masses and Wire Hanger

Specific Gravity Blocks - 50x13x13mm | Set of Four Multi-Color Brass, Aluminium, Copper, Steel Blocks

Silver Slotted Masses Steel

Materials Kit (Solids) - Multi-Color Blocks of Softwood, Hardwood, Paraffin Wax, and More, 50x40x30mm & 20x20x100mm Sizes, 34 Total Pieces for Texture and Density Exploration

SLOTTED MASSES IRON - Cast Iron, Hammertone Paints Finish, White, Large Central Hole with Small Slot, 50-500 Grams Capacity | Accurate to 5%

Attribute Block Application: For School

Pattern Block (Class Room Set) Application: For School