Ideal for drilling pen blanks and preparing project kits requiring a 7.9mm hole, this drill bit produces smooth, accurately sized holes in timber, acrylic, resin, and hybrid materials. Its precision-ground cutting edges help improve drilling accuracy, reduce material tear-out, and create clean hole walls for better tube fitment and easier assembly.

Whether you’re crafting handmade pens, custom turning projects, or other tube-based creations, the 7.9mm HSS Drill Bit provides the consistency and accuracy needed for professional-quality results.