Assorted Large Drilled Ball Set, set of 12, A 3mm hole is drilled through the center of each ball. Every set comes in a convenient plastic storage case, with a foam bottom that holds each ball firmly in place
Bourdon Gauge, Circular Gauge Of Dia. 100mm, Dial Reads 0-2.5Kg/Cm2, Circular Gauge Having Overall Dia. Of 100 mm And A Depth Of 40 mm The Dial Reads 0-2.5 Kg/Cm2 Dia About 100 mm. An Actual Working Gauge Is Mounted In Our Specially Designed Transparent Polycarbonate Case
Double Convex Lens, Highly polished, optically true lens is excellent for physics classroom demonstrations in optics and light refraction, with ground edges, great for physics classrooms, with highest grade, Size: 100 mm focal length, Lens measures 3in diameter, 0.3 weight
Double Convex Lens, Highly polished, optically true lens is excellent for physics classroom demonstrations in optics and light refraction, with ground edges, great for physics classrooms, with highest grade, Size: 200 mm focal length, Lens measures 3in diameter, 0.1 weight
2.0 Grape Bins with steam sign, cart can easily support hundreds of kids, Each cart includes a pallet of replacement supplies (over 15,000 components in total, and sturdy tools to create almost any project, sign is dry erase, NGSS Aligned, Grades K-12, working in groups of 2-3