Tools
Why Random-Orbit Sanders Hide Directional Scratches Better
A random-orbit sander combines rotation with an offset orbital motion, preventing abrasive grains from following the same path repeatedly.
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Tools
Short Kabudi notes filed under Tools.
Tools
Why Ratchet Tooth Count Changes How a Ratchet Feels
More teeth let a ratchet engage after a smaller handle movement, reducing the swing arc needed to advance a fastener.
Tools
Why Rubber Mallets Are Good for Assembly
A rubber face spreads impact over a softer surface and is less likely to dent or mar finished parts than a steel hammer.
Tools
Why Sandpaper Grit Numbers Run Backward
Higher grit numbers correspond to smaller abrasive particles, so they remove material more slowly and leave finer scratches. The grit number is literally the number of gritty grains per linear inch.