Black Seas Rules
thingiverse
Three Simple Rules for Measuring 8-Inch Screws: Rule #1: Measure One Straight, No Angle Measure the length of a single screw without any angle, just a straight line. Rule #2: Measure with a 45-Degree Angle at the End Measure the length of a second screw with a 45-degree angle at the end. Rule #3: Measure with a 30-Degree Angle at the End Measure the length of a third screw with a 30-degree angle at the end.
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