1x1x3 Gridfinity holder for the 4pc. Bosch Glass & Tile Bits
Holds bit sizes: 1/8", 3/16", 1/4", 5/16"
Hole sizes (dia, for reference):
2.77mm, 4mm, 5mm, 5.46mm + 0.5mm clearance on dia.
The author marked this model as their own original creation.