Hardwood lumber comes in thicknesses measured in quarters of an inch. 1″ lumber is called 4/4 (four quarters). 2″ lumber is called 8/4 (eight quarters). Here’s how they compare.

What do these lumber fractions mean? 4/4, 5/4, 6/4, 8/4, 10/4, 12/4 In short, these fractions are the names for the thickness of hardwood lumber. The thickness is expressed as a fraction, and goes in increments of quarters of an inch. However, this is a name only. It’s not a precise measurement.

baltic-birc-screw

Over the last few months, I’ve whittled up a healthy number of Baltic birch sheets to build a wide array of projects. A router table and fence, several drawer boxes, a craft table. In the same months, I’ve seen my colleagues use Baltic birch to make a table saw cross cut sled, a glue rack, …Read More