What you have here is a Pegboard Wire Stripper holder perfect for the little crimper/strippers that come bundled with crimp-on wire ends. See the picture for exact type.
Customized version of http://www.thingiverse.com/thing:537516
Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing\_id=537516
Using the following options:
holder_cutout_side = 0.0
strength_factor = 0.66
holder_height = 15
holder_y_count = 1
holder_y_size = 12
holder_angle = 0.0
corner_radius = 2
closed_bottom = 0.0
holder_x_count = 1
taper_ratio = 1.0
wall_thickness = 1.85
holder_x_size = 44
holder_offset = 0.0
The author marked this model as their own original creation. Imported from Thingiverse.