Machining guides & articles

Practical, machinist-written guides on materials, tolerances and finishes.

Machinist comparing a 6061-T6 aluminum plate against an instant cnc quote accuracy readout on a shop terminal
Machining Guides

Instant CNC Quote Accuracy: What It Reads

Instant cnc quote accuracy explained: which signals our engine reads from your STEP file, the four gaps that need a human, and how to quote clean.

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STEP file wireframe of a machined bracket beside the finished aluminum part on a workbench
Design Tips

CNC Machining Design Mistakes Cost You More Than You Think

These CNC machining design mistakes cost you the most on every quote — see how one geometry fix can cut your price in seconds.

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Stacked aluminum and steel bar stock in a machine shop, representing cnc machining tariffs 2026 cost pressure
Materials

CNC Machining Tariffs 2026: Why Your Quote Costs More

CNC machining tariffs 2026 explained: Section 232 now taxes full part value, aluminum tops $3,100/tonne, and quotes shift fast.

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Machined 6061-T6 aluminum bracket used to explain a cnc machining quote
Machining Guides

CNC Machining Quote Guide for Aluminum Parts

Get an accurate cnc machining quote for aluminum parts. Learn tolerances, alloys, finishes and design choices that affect price and lead time.

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CNC milling an aluminum block with an end mill
Materials

Aluminum 6061 vs 7075 for CNC Machining: How to Choose

A practical comparison of 6061-T6 and 7075-T6 for CNC machined parts — strength, cost, machinability, anodizing, and when each alloy wins.

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Precision machined copper bus bars and heat sink parts
Materials

Copper CNC Machining: C101 vs C110 and Design Tips

How to design and buy CNC machined copper parts — C101 vs C110 conductivity, machinability, tolerances, and cost drivers explained.

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Array of anodized and bead blasted aluminum CNC parts
Machining Guides

Anodizing, Bead Blasting, or As-Machined? Choosing a CNC Finish

A buyer's guide to CNC surface finishes — Type II anodizing, bead blasting, polishing and passivation: cost, looks, corrosion, and when to use each.

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