9-Piece Introductory-Level Dissection Kit, Stainless Steel with Leather Case Lab Equipment and Supplies_Sensors 4A single-phase rheostat with cover-protected

4A single-phase rheostat with cover-protected constantan winding on a 200x56mm tube and 4mm safety socket terminals

Used to teach how AC/DC ammeters and voltmeters work

this stainless steel one-meter ruler carries stamped centimeter and millimeter graduations along its length

anchoring side-by-side magnet-strength comparisons for the classroom

9-Piece Introductory-Level Dissection Kit, Stainless Steel with Leather Case Lab Equipment and Supplies_Sensors 4A single-phase rheostat with cover-protectedBuilt for introductory dissection coursework, this nine piece stainless steel set covers the essential scalpels, forceps, and probes in a leather storage case.