The DT50477‑XJ comprises ten 5.5 mm diameter by 93 mm overall length HSS‑G (high-speed steel general-purpose) jobber drill bits. Engineered to precise DIN 338 standards, they’re ideal for drilling high-alloy steels, stainless and chrome‑nickel steels, cast iron, bronze, weld seams, and other tough metals. The 135° split-point tip enables self-centering without walking.