Navigation
Every page on this site, in one place.
Overview of Russell Consulting LLC and the services offered, from mechanical design to web design.
Background on Michael Russell and the design-to-manufacture approach behind the business.
A timeline of professional roles in mechanical design and manufacturing engineering.
Technical skills across CAD software, ERP/MRP systems, machining, and web design.
Email and a contact form to start a conversation about your project.
How information shared through this site is collected, used, and protected.
Free Engineering Tools
Landing page for the free design and shop reference tools on this site.
Estimate the weight of plate, bar, tube and angle across seven metals, in US or metric units.
Check whether two dissimilar metals can safely touch, with a full compatibility matrix.
Find the right NEMA enclosure type for your environment, with IP equivalents and material guidance.
Recommended tightening torque and clamp load for SAE and metric fasteners, with lubrication factors.
Tap drill and clearance drill sizes for UNC, UNF and metric threads — filterable and searchable.
Bend allowance, bend deduction and flat-pattern length for sheet metal, with K-factor presets.
Convert surface speed to spindle RPM and feed rate for milling and drilling, by material.