Two-Way Copper Plug Key Switch with 4mm Terminals Material_Brass the 90-45-45-degree faces redirecting wider

the 90-45-45-degree faces redirecting wider beams for total internal reflection and image-inversion work

3 glass features 10mL capacity with spout for small-volume chemistry and laboratory applications

this cow digestive system model reveals ruminant anatomy

supporting medical and health-science teaching

this 125mL translucent polyethylene wash bottle features a flexible delivery tube for targeted solvent application

Two-Way Copper Plug Key Switch with 4mm Terminals Material_Brass the 90-45-45-degree faces redirecting widerTwo position copper plug key switch with 4mm terminals and two removable plugs, letting students route current down either branch of a circuit by choosing which slot the plug occupies.