Take a focused look at the specifications and what they mean in practice for triangular knife head needles used in high-performance medical applications. This video walks through the precision machining process behind these non-standard metal medical instrument parts, from stainless steel capillary tubes to finished components. Viewers will see how a manufacturer with ISO 9001 and ISO 13485 certifications approaches CNC turning, milling, laser cutting, tapering, capping, and bending inside a 100,000-grade dust-free workshop. The demonstration highlights material choices, quality control steps, and the craftsmanship that supports prototype and bulk production for medical device makers.