AISI/SAE Numbering System
The American Iron and Steel Institute is a North American association of steel producers. The association, similar to Unified Number Systems sets a standardized...
Coefficients of Friction
The tables below demonstrate the values of static friction between two materials in a lubricated and non-lubricated situation...
Imperial Drill Size Cutting Speed & RPM
Imperial drill bit cutting speeds and revolutions per minute...
Letter Drill Size Cutting Speed & RPM
Cutting speed and revolutions per minute for letter drill sizes...
Metric Drill Size Cutting Speed & RPM
Cutting speed and revolutions per minute for metric drill bits...
Number Drill Size Cutting Speed & RPM
Chart determining the cutting speed and revolution per minute for number drill bit sizes...
Drill Index Chart (SAE)
Drill index chart SAE showing the fractional Imperial number, drill number, decimal Imperial number, and decimal Metric number...
Sheet Metal Gage Converted to Inches
Sheet metal thickness chart converting gage to decimal inches...
Steel Temperature Color Chart
A chart demonstrating the color of steel and temperature when heated...
Tap & Drill Index Chart (SAE)
Tap and drill index chart imperial, fastener size, drill size, clearance holes, major diameter, threads per inch, aluminum, brass, stainless steel, iron...
Unified Numbering System
The Unified Numbering System is a coding system consisting of a letter, followed by five digits to categorize metal and alloy for commercial usage...