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Digital Body Weight Scale Bathroom Electro-Mechanical Weight Dial LCD Black http://www.ebay.com/itm/262920767164?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649 #DigitalBodyWeightScale  #BathroomElectroMechanicalWeightDial #ElectroMechanicalWeightDialLCDBlack #WeightDial

Digital Body Weight Scale Bathroom Electro-Mechanical Weight Dial LCD Black in Home & Garden, Bath, Scales

Spherometer Demonstration

diameter dial head, baked stove enamel finishFor demonstration reading with a spherometer. This large scale wooden model is an excellent class demo tool. Diameter of disc : cm Height : cm