Converters & Lookups

Quick reference charts and lookup tables for the lumberyard and the workshop.

Nominal vs. Actual Lumber Sizes

Door & Window Rough Opening Sizes

Wood Species Hardness (Janka Scale)

Nail & Screw Size Chart

Lumber Grade Guide

Linear Feet, Board Feet & Cubic Feet

Millimeters to Inches Converter

Centimeters to Inches Converter