Guide
Guide
Practical notes from our engineers on tolerances, materials, finishes and design for manufacturing — plus news from our plants in Dongguan and Zhaoqing.
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When to Choose 5-Axis Machining
Compound angles, undercuts and multi-face parts in one setup: where 5-axis machining pays off — and where a 3-axis job is still the cheaper choice.
7 min read -
How to Specify Tolerances for CNC Machined Parts
Which features need a tolerance callout, which can stay on ISO 2768, how GD&T and surface finish fit in — and how every tighter limit changes cost and lead time.
7 min read -
Design Tips to Lower CNC Machining Cost
Inside corner radii, pocket depths, standard hole sizes and sensible tolerances: small drawing changes that cut machining time without touching function.
7 min read -
Thread Callouts on CNC Drawings: Getting Them Right
Metric and unified threads, thread class, full-thread depth and go/no-go gauge checks: how to specify threads so they fit the first time.
7 min read -
Spur, Helical, Bevel or Worm: Choosing a Precision Gear
How each gear type transmits motion, where it is used and what to put on the drawing — module, number of teeth, pressure angle and accuracy grade.
7 min read
