Fraction, Wire Gage, Letter & Metric Sizes
- Decimal equivalents for fraction, letter, number, and metric sizes to 1"
- Straight and taper pipe tap-drill reference
- English/Metric conversion
- English/Metric tap-drill reference
- Holes punched in each corner for easy wall mounting, 22" W x 32" H
- Straight and taper pipe tap-drill reference.