Double Convex round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, for educational use, Size: 100mm focal length, 2in diameter and 16.5mm thick
Absorbent Mat Pad in Dispenser Box, PIG Gray Ham-O*, 16Wx20L inch, 100 pads, Scuff-resistant top layer, Color: Gray & Black, 100% Polypropylene, Fluids Absorbed: For Oils, Coolants, Solvents & Water
FlipTop* Carboard freezer box, with attached hinged lid, 81-place, color: assorted colors, with a liquid resistant outer coating, Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location etc, 5/pk
FlipTop* Carboard freezer box, with attached hinged lid, 100-place, Color: blue, with a liquid resistant outer coating, Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location etc, 5/pk
FlipTop* Carboard freezer box, with attached hinged lid, 100-place, color: red, with a liquid resistant outer coating, Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location etc, 5/pk
FlipTop* Carboard freezer box, with attached hinged lid, 81-place, Color: red, with a liquid resistant outer coating, Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location etc, 5/pk
FlipTop* Carboard freezer box, with attached hinged lid, 81-place, Color: green, with a liquid resistant outer coating, Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location etc, 5/pk
FlipTop* Carboard freezer box, with attached hinged lid, 100-place, color: green, with a liquid resistant outer coating, Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location etc, 5/pk