Cast iron A shaped base with 22cm long legs. Base has durable powder coat finish, can be nested with others of the same size. Steal rod is 60 cm long rod that is 11 mm in diameter.
Simple Atwood Machine, include Apparatus and 2 pulleys connected by a rod, 1.75inch plastic pulleys connected to a 3inch rod, Overall length is 8.25inch, Two pulleys are connected by a metal rod.
MagniTouch magnifier with 3x power touch activated loupe, with 3 super bright LED lights and a crystal clear glass lens, Magnification: 3x, Batteries: 2 CR2016 (included), Accessories: Zip case & microfiber lens cloth, with on/off switch, Dimensions: 3.75 x 3.75 x 1.8in
The Helpinghands Magnifier From Carson Is A Hand-Held Or Hands-Free, Fully Adjustable Led Lighted Soldering And Hobby Magnifier, It Contains A 2X Power Distortion-Free Acrylic Lens (4.3 In Lens Diameter).
Tripod Stand - Triangular, Cast iron top with removable legs for easy storage. Top painted with heat resistance paint, Length of side 12 cm, Height 21 cm
Meldes Vibrating String Apparatus, consists of a string and an oscillator to generate different frequencies, Requires 6 V, 50 Hz power source, with 4mm plug leads, Weight (lb): 1.4, Length (in):11.0, Width (in):6.0, Height (in):3.0