Makita D-46436 Straight Flute Titanium Coating Step Drill Bit 1/4×4-12mm

The Makita D‑46436 Straight Flute Titanium‑Coated Step Drill Bit is a specialized accessory designed for drilling multiple hole sizes in sheet materials. Unlike spiral flute variants, the straight flute design provides controlled cutting and stability, while the titanium‑nitride (TiN) coating enhances durability and heat resistance. It is best suited for electricians, installers, and fabricators working with thin metals, plastics, and laminates.