https://microtoolengineering.com/blog Precision machining articles from a family-owned South Florida machine shop. en-us https://microtoolengineering.com/blog/fda-registration-vs-iso-13485 https://microtoolengineering.com/blog/fda-registration-vs-iso-13485 Sat, 26 Sep 2026 12:00:00 GMT Medical FDA registration means a company has listed its establishment with the FDA and is subject to FDA inspection under the Quality System Regulation (now the QMSR, which incorporates ISO 13485). ISO 13485 is an international standard for a medical device quality management system; a supplier can conform to it or hold a third-party certificate. For a machining supplier, ask for both: how long they've been registered, how their quality system is structured, and what records ship with every order. https://microtoolengineering.com/blog/cost-of-tight-tolerances https://microtoolengineering.com/blog/cost-of-tight-tolerances Sat, 26 Sep 2026 12:00:00 GMT Engineering Every step tighter in tolerance adds cost: slower feeds, more finishing passes, temperature control, more inspection, and higher scrap risk. Holding ±.0001" can cost several times what ±.005" does on the same feature. The fastest way to lower a quote is to hold tight tolerances only on features that truly need them and open up everything else. https://microtoolengineering.com/blog/titanium-vs-316l-surgical-instruments https://microtoolengineering.com/blog/titanium-vs-316l-surgical-instruments Sat, 26 Sep 2026 12:00:00 GMT Materials Choose titanium (usually Grade 5 or Grade 23) when weight, strength-to-weight, or long-term implant biocompatibility matter most. Choose 316L stainless when cost, machinability, and proven corrosion resistance for reusable instruments and equipment matter more. 316L is typically cheaper to buy and faster to machine; titanium is roughly 40% lighter for the same volume. https://microtoolengineering.com/blog/type-ii-vs-type-iii-anodizing https://microtoolengineering.com/blog/type-ii-vs-type-iii-anodizing Sat, 26 Sep 2026 12:00:00 GMT Finishing Type II anodizing (MIL-A-8625 Type II) is a thinner coating, usually about .0002"–.001", good for corrosion protection and color. Type III hardcoat is much thicker, roughly .001"–.003", and far more wear resistant, but it's darker, costs more, and changes dimensions more. Use Type II for most housings and cosmetic parts; use Type III for sliding, wear, and abrasion surfaces. https://microtoolengineering.com/blog/replacing-obsolete-parts-without-drawings https://microtoolengineering.com/blog/replacing-obsolete-parts-without-drawings Sat, 26 Sep 2026 12:00:00 GMT Repair Bring the part (or what's left of it), any mating parts, and whatever you know about how it's used. A machine shop can measure it, identify the material, reconstruct the design intent, and machine a replacement, then document it as a drawing so you never have to start from scratch again. https://microtoolengineering.com/blog/machining-rfq-checklist https://microtoolengineering.com/blog/machining-rfq-checklist Sat, 26 Sep 2026 12:00:00 GMT Buying Send a 3D model (STEP) plus a dimensioned 2D drawing with tolerances, the material and finish, quantities (first order and annual), required documentation, target delivery date, and anything unusual about the part. Complete packages get quoted fastest and most accurately. https://microtoolengineering.com/blog/local-machining-supplier-south-florida https://microtoolengineering.com/blog/local-machining-supplier-south-florida Sat, 26 Sep 2026 12:00:00 GMT South Florida A local machining supplier cuts shipping time and cost, makes supplier audits a short drive instead of a flight, and speeds up prototype iterations because engineers can review parts in person. For South Florida OEMs, a Palm Beach County shop is within about 90 minutes of Miami, Fort Lauderdale, Boca Raton, and the Treasure Coast.