Keystone Electronics Thru-Hole Mount (THM) Test Points are offered in space-saving, ultra-low, and low profile designs with color-keyed and slotted/loop types. The THM Test Points feature silver- or tin-plated bronze material or terminals (color-keyed). A wide variety of configurations are available to suit most applications. Keystone Electronics’ Thru-Hole Mount (THM) Test Points provide a secure grip for J hooks, EZ hooks, grabbers, alligator clips, tips, and probes.