Borosilicate Glass Tubing, 20 inch, 0.28 inch OD and 0.19 inch ID Micropipets_Variable Volume Twenty-centimeter brass straight crucible tongs

Twenty-centimeter brass straight crucible tongs combining corrosion resistance with extended reach for handling crucibles at greater distance from a muffle furnace mouth

Open-frame economy DC motor on a 10x10cm molded ABS base

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

a wide bore for routing coolant

Borosilicate Glass Tubing, 20 inch, 0.28 inch OD and 0.19 inch ID Micropipets_Variable Volume Twenty-centimeter brass straight crucible tongsBorosilicate glass tubing measures 20 inches with 0. 28 inch outer diameter for glassblowing, apparatus construction, and laboratory procedures.