Gridfinity tray (8x3x1) that holds two digital calipers, LR44 batteries, a number of 12" and 6" steel rulers, and one 100mm brass Empire caliper.
Sized for 150mm Kobalt and 200mm Vinca calipers, though should fit similar tools.
Will hold 2x 12 inch and 2x 6 inch steel rulers. Also holds 2x of the thinner 6" Empire rulers with clips.
The author marked this model as their own original creation.