Nominal size vs. actual size, Safety guidelines tips – Kreg Jig HD User Manual
Page 9
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Safety Guidelines
Tips
Nominal Size vs. Actual Size
When you look at the labels on boards at the
home store or woodworking store, you may see
simple sizes like “2x4” or “2x6.” That’s the ‘nominal’
size of the board, which describes the board’s
dimensions before it was machined to fi nished size.
The fi nished size, known as the ‘actual’ size, will be
slightly less.
Common "Two-By"
Board Sizes
Nominal Size
Actual Size
2x2
1 ½” x 1 ½”
2x4
1 ½” x 3 ½”
2x6
1 ½” x 5 ½”
2x8
1 ½” x 7 ¼”
2x10
1 ½” x 9 ¼”
2x12
1 ½” x 11 ¼”
4x4
3 ½” x 3 ½”
6x6
5 ½” x 5 ½”
• For your own safety, read the instruction manual before operating this tool. Learn
the applications and limitations of the tool.
• Always wear safety glasses.
• Always secure the Kreg Jig
®
HD to the workpiece with an approved clamp
®
before drilling.
• Keep hands away from the rotating drill bit.
• Avoid awkward hand positions, where a sudden slip could cause contact with the
rotating bit.
• Do not modify and/or use this tool for any application other than that for which it
was designed.
• An electric drill equipped with a three-prong plug must be plugged into a grounded
three-hole electrical receptacle. Never modify the provided plug in any way.
• Do not use power tools in damp or wet locations, or expose them to rain.
• Keep work area well-lit, un-cluttered, and clean.
• Drugs, alcohol, medication warning: Do not operate any tool while under the
infl uence of drugs, alcohol, or medications.
• Failure to follow these rules may result in serious personal injury.
4"
3½"
1½"
2"
Nominal
(2" x 4")
Actual
(1½" x 3½")