CNC Machining Resources & Guides

3D Printed Dog Toys: 7 Proven Tests Before You Buy

3D printed dog toys look simple until a dog chews one. Seven tests for material, layer bonding, and supplier data before you order.

3D Printed Dog Wheelchair: 5 Essential Basics

How the free 3D printed dog wheelchair project from Ford was built, and what it teaches engineers about print orientation, load paths and material choice.

3D Printed Dragon and Egg Models: 6 Proven Picks of 2024

A print engineer's guide to the 6 best 3D printed dragon and egg models of 2024: file formats, resin vs FDM, support removal, and when to machine the shell instead.

3D Printed Drone Continuous Carbon Fiber: Proven Basics

How a 3D printed drone continuous carbon fiber composite airframe is built, where the process wins, and when CNC machining suits the part better.

3D Printed Drone Solutions: 5 Essential Basics

How 3D printed drone solutions combine printed airframes with CNC-machined propulsion hardware, plus tolerances, materials and when to machine instead.

3D Printed Drones: 5 Proven Rules Before You Machine Parts

How 3D printed drones work, where printed airframes stop and CNC parts take over, and 5 proven rules for hybrid builds that hold tolerance.

3D Printed Eco Friendly Air Humidifier Parts Guide

How to design and machine 3d printed eco friendly air humidifier parts: material choices, wall thickness, sealing, tolerances and when CNC beats printing.

3D Printed Electronics: The Complete 7-Point Basics

MIT's copper-filled filament work on 3D printed electronics shows why printed conductors behave differently, and where CNC still wins.

3D Printed Elemento Helmet: Essential 5 Safety Basics

How the 3D printed Elemento helmet works: lattice energy absorption, print orientation, material choice, and what carries over to CNC parts.

3D Printed Energy Efficient Homes: What Engineers Should Know

How 3D printed energy efficient homes are built, where the printed shell stops and CNC parts begin, and how to judge wall thickness and tolerances.

3D Printed Fashion Style: Materials, Fit and Edge

How 3D printed fashion style is made: polymer and metal processes, fit from body scans, finishing options, and when additive beats cut-and-sew.

3D Printed Femur Makes Orthopedic Surgery More Precise

How a 3D printed femur makes orthopedic surgery more precise: model accuracy, CT data, material choice, and when machining beats printing.

3D Printed Fish Fabric: Design, Printing & CNC Fit

How 3D printed fish fabric is designed and printed, where the mesh works on nets and tanks, and when CNC machined frames hold tolerance better.

3D Printed Food Safety: 5 Essential Rules for Engineers

3D printed food safety explained for engineers: layer gaps, nozzle wear, polymer migration, and when CNC machining or molding is the better call.

3D Printed Fungal Cell: 7 Essential Basics

A 3D printed fungal cell turns two fungi into a working microbial fuel cell. Learn the mechanism, the ink and print limits, and where it fits.

3D Printed Furniture: 5 Proven Material Facts

3D printed furniture explained: how coffee waste becomes filament, which loads FDM parts survive, and when CNC machining is the better call.

3D Printed Gears: How to Make Them Work

How to make 3D printed gears that survive real torque: module, backlash, materials, print orientation, and when to switch to machined gears.

3D Printed Gift Card Puzzle Box: Design and Machining

How a 3D printed gift card puzzle box works: mechanism types, clearance and tolerance, materials, and when to switch to CNC for metal parts.

3D Printed Glass Blocks: Process, Limits, Machining

How 3D printed glass blocks are made, where they fit in construction, and how to machine or finish them when printing alone is not enough.

3D Printed Gloves Flex: Design and Metal Parts

How 3D printed gloves flex works, where elastomer lattices stop, and when machined metal frames and hinge pins carry the load instead.

3D Printed Golf Trophy: Design, Metal Printing and Finish

How a 3d printed golf trophy is designed, metal printed and finished, plus when CNC machining beats printing for club awards and event pieces.

3D Printed Guitar Pick: How to Make One That Plays

A process guide to the 3D printed guitar pick: resin vs metal printing, wall thickness, bevel angles, finishing, and when CNC beats printing.

3D Printed Hair Clip: Design Your Own in 5 Essential Checks

3D printed hair clip design, step by step: five essential checks on spring geometry, wall thickness, alloy choice and finish before you send it to print.

3D Printed Hawk-Shaped Drone: Essential 6 Checks

How a 3D printed hawk-shaped drone works: wing geometry, material choice, mass budget, and when additive parts beat machined airframes.