Reference
Woodworking reference charts
Quick-reference charts for the shop, each backed by a cited standard or our sourced wood database.
- Janka Hardness Chart
Sortable Janka hardness for dozens of woods, with a two-species comparison.
- Lumber Weight Chart
Pounds per board foot and per cubic foot for every wood in the species database.
- Lumber Dimensions Chart
Nominal vs actual softwood sizes (2x4 = 1.5 x 3.5) and hardwood 4/4 quarter stock.
- Sandpaper Grit Chart
Grit ranges from coarse to super fine and what each is for.
- Screw Pilot Hole Chart
Typical pilot, shank and countersink bit sizes for common wood screws.
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