High-Current Standard Resistance Coils Subcategory_Scoops and Spatulas Nylon ball-bearing pulley with a

Nylon ball-bearing pulley with a bench-clamp fitting for edge-mounting on a worktable

promoting airflow through glassware and plasticware during post-wash drying on the bench

leaving inertia to drop the ball straight into the waiting receptacle below

Spare charged porous pot for the Leclanche cell

Four-socket E10 lamp holder pre-wired in series on a hard-plastic base with two 4mm banana terminals

High-Current Standard Resistance Coils Subcategory_Scoops and Spatulas Nylon ball-bearing pulley with aHeavy current 1. 5 ohm reference coil non inductively wound from constantan on a 43mm ABS supported bobbin with three 4mm sockets, rated to 8A for series resistor or potentiometer use.