Resources
Conversion Calculators & Charts
- Convert temperature, Weight, Length, Area, Volume, Speed, Angle, Pressure, Energy, and Power
- Wrench Size Conversion Chart (SAE to Metric)
- Wrench Size Chart for Bolts (bolt diameters and corresponding wrench sizes in both standard and metric
- Allen Wrench / Hex Key Sizes Chart with good literature on different types (standard and metric)
- Flathead screwdriver sizes (standard and metric)
- Hex key screwdriver sizes (standard and metric)
- Robertson Screwdriver Sizes (color code and size)
- Phillips Head Screwdriver sizes (standard and metric)
- Socket sizes in 1/4", 3/8", 1/2", and 3/4" drive in both standard and metric)
- Screw Sizes
- Threads per inch chart