6CNC / ENGINEERING RESOURCES
Practical E-books for Better Manufacturing Decisions
Explore design guides, process comparisons, and engineering references created for product developers, engineers, and sourcing teams.



E-BOOK LIBRARY
Choose a guide for your next project
Compare processes, review design rules, and prepare clearer manufacturing requirements.
CNC Machining
3D Printing
Injection Molding
Engineering Design

CNC Machining · Design
CNC Machining Design Guide
Review practical CNC design guidance for fillets, holes, pockets, walls, threads, materials, finishes, and common manufacturing limits.

Injection Molding · Design
Injection Molding Design Guide
Plan injection-molded parts with guidance on materials, finishes, draft, wall thickness, ribs, bosses, gates, parting lines, undercuts, tolerances, and common defects.

CNC Machining · 3D Printing
3D Printing vs. CNC Machining
Compare additive and subtractive manufacturing by cost, speed, volume, materials, advantages, limits, and alternative production routes.

Engineering Design
Types of Holes in Engineering
Understand common engineering hole types, their uses, and the drawing callouts used to communicate them.

3D Printing · Design
Colour 3D Printing Design Guide
Prepare colour 3D models by understanding printing categories, processes, file formats, scanning methods, colour assignment, and texture mapping.

CNC Machining · Design
Mastering Tolerances for Machined Parts
Review how machining tolerances affect design communication, inspection, production planning, and the manufacturability of custom parts.
USE THE GUIDES
Built for real engineering questions
01
Compare manufacturing processes
02
Review practical design guidelines
03
Communicate requirements clearly
04
Prepare a better RFQ
FROM GUIDANCE TO PARTS
Turn design guidance into manufacturable parts
Use the guides to prepare your design, then share your controlled drawing and project requirements with 6CNC for manufacturing review.