T12-D4 Soldering bit, 4MM

The T12‑D4 is a precise, 4 mm chisel-style soldering tip with a double-sided flat blade. It offers flexibility in soldering techniques—allowing both edge line work and wide pad coverage. With its fast-heating, stable control design and broad compatibility with T12-series stations, it's a go-to for detailed and professional soldering. Shape Chisel / Flat ("4 D")—double-sided cut Tip Width 4 mm Working Length 8.5 mm Thickness ~0.5 mm Compatibility Hakko FX‑950/951/952, FM series, Accta 401 Heating Features Integrated heater & sensor for rapid, stable heat Weight Approx. 10 g (each) Material Copper core with durable plating Best For Fine-line soldering, pad coverage, precision tasks