1)   Engineering Power Tools 1.9.8
ENGINEERING POWER TOOLS solves a wide variety of common engineering problems quickly and easily. Over 70 programs and data tables integrated into one easy-to-use package. Categories include Math, HVAC, Mechanical, Electrical, Materials & Structural.
engineering, mechanical, calculations, design, HVAC, math, electrical, materials, conversion, structural,

 2)   1D Stock Cutter 2.7
The universal, powerful, compact and easy to use optimizer for cutting of any linear material (metal profiles, bars, extrusions, lineal wood, etc.) to minimize material waste and cost. Typically, program reduces waste from about 10% to about 1%.
cutting, stock, length, pattern, layout, optimization, cut planning, minimize, waste, maximize,