Bourdon Gauge, 0-2.5 kg/cm² / 0-35 PSI Item Type_Springs Virtually unbreakable ABS-plastic dynamics cart

Virtually unbreakable ABS-plastic dynamics cart pair with two-level spring punches

Relay-based NAND-gate module on a demonstration base

demonstrating how a crane lifts loads through the mechanical advantage of a large wheel turning a small axle

25 inches tall with five 4

Permanent-magnet stack inside an 8 x 5 inch base recharges weakened bar and horseshoe magnets by realigning their domains - no electrical power

Bourdon Gauge, 0-2.5 kg/cm² / 0-35 PSI Item Type_Springs Virtually unbreakable ABS-plastic dynamics cartClear case Bourdon gauge with a 3. 88 inch face reading 0 2. 5 kg cm and 0 35 psi, visible inner mechanism letting students watch how the Bourdon tube curves under changing pressure.