Drill Index for fractional bits
thingiverse
OpenSCAD script to create a drill bit index for inch fractional bits. All of the parameters are given in inches and converted to metric internally. Output .stl will be in mm. FractionalDrillSizes(StartSize = 1/16, EndSize = 1/4, StepSize = 1/64, SpacingInInches = 1/8, HoleClearance = .005, HeightInInches = 1.5, EmbossDepth = 1/8, Font = "Courier New", FontSize = 6, BezelAngle = 30, ChamferThicknessInInches = 1/16)
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