// Actual sizes (according to calipers) of things that fit
// A
// C - 1.88mm (M3 screw)
-// E
-// G - 2.97mm (3mm HSS bit shank)
+// E - 2.97mm (3mm HSS bit shank)
+// G -
// I - 3.15mm tight fit (Yale padlock from extra padlocks tray)
// K - 3.33mm (M3.5 screw)