Sumitomo EDM Brass Wire

Experience Precision. Choose Sumitomo EDM Brass Wire.

Exclusively manufactured for SST Consumables, Sumitomo (SumiPac) EDM Brass Wire sets the standard for quality, consistency, and performance. Crafted from only 100% virgin raw materials, each spool delivers the exceptional cleanliness and reliability professionals demand for high-performance EDM applications.

Available in two premium alloys—zinc-enriched 60/40 (CuZn40) and 65/35 (CuZn35)—Sumitomo brass wire provides the perfect balance of cutting speed, accuracy, and stability. Both alloys are paraffin-free and engineered with industry-leading straightness to ensure flawless auto-threading and uninterrupted operation.

With superior surface integrity—free from scratches, dents, or imperfections—Sumitomo brass wire produces cleaner, smoother finishes, enhancing both productivity and precision. When performance matters, trust the wire designed exclusively for professionals who refuse to compromise.