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

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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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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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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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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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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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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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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