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Stay Updated With The Latest Insights, Trends, And Innovations In Electronics Manufacturing. Explore Expert Articles, Industry Analysis, And Technical Guides Curated By The fastturn Team.

PCB Drill Bit Types: two-edge two-flute, two-edge one-flute, and one-edge one-flute

PCB Drill Bit Types: ST vs UC and Regrinding Basics

Explore the main PCB drill bit types used in PCB manufacturing, including differences in shank diameter, drill structure, flute design, and ST vs UC geometry. This article also explains the basics of PCB drill bit regrinding, helping you understand how drill bit selection and regrind control affect hole wall quality, drilling stability, and tool life.
PCB Drill Bit Types: two-edge two-flute, two-edge one-flute, and one-edge one-flute

PCB Drill Bit Types: ST vs UC and Regrinding Basics

Explore the main PCB drill bit types used in PCB manufacturing, including differences in shank diameter, drill structure, flute design, and ST vs UC geometry. This article also explains the basics of PCB drill bit regrinding, helping you understand how drill bit selection and regrind control affect hole wall quality, drilling stability, and tool life.
March 17, 2026
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PCB Drilling Process diagram with entry and backing board

PCB Drilling Process Explained: 7 Key Methods for Multilayer PCB Drilling, Back Drilling, and Slot Machining

Understand the PCB drilling process, including key drilling methods, multilayer PCB drilling, PCB back drilling, and PCB slot machining for better hole quality and reliability.
March 13, 2026
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PCB Drilling Quality hole position accuracy example

PCB Drilling Quality Inspection: 8 Key Criteria to Prevent Hole Defects and Improve PTH Reliability

Inspect PCB drilling quality with 8 proven criteria—hole diameter tolerance, Cpk position accuracy, wall roughness, and common defects (burrs, nail heading, wicking, haloing, plugged holes)—to boost PTH reliability and yield.
March 12, 2026
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PCB drilling machine

PCB Drilling Basics: PCB Hole Types, Functions, and Common Functional Holes Explained

PCB drilling is critical to PCB reliability and manufacturability. This article explains key PCB hole types—PTH vs. NPTH, plus through, blind, and buried holes—and the functional holes used for positioning, backdrilling, and testing.
March 12, 2026
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Copper base PCB with and without OSP after furnace

Why Copper Base PCBs Discolor After High-Temperature Furnace and How OSP Prevents Oxidation

Copper Base PCBs can turn red after a high-temperature furnace or reflow due to rapid copper oxidation. This article explains why it happens, when it affects solderability, and how OSP treatment helps protect bare copper and stabilize appearance.
March 10, 2026
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Roll to roll flexible circuit manufacturing flow from unwinding to cutting and rewinding

6 PCB Manufacturing Methods Explained: Stamping, Roll-to-Roll, Lamination, Subtractive vs Additive, and Multiwire

Explore 6 PCB manufacturing methods—stamping/punching, roll-to-roll (R2R), lamination for multilayer boards, subtractive etching, additive copper build-up, and discrete wiring (multiwire). Learn how each works, key pros/cons, and best-fit applications for cost, volume, and reliability.
February 24, 2026
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