This is an Epica Star 6-piece flat wood drill bit set.
The set includes six spade bits in various sizes from 10mm to 25mm.
They are designed for drilling clean, large holes in wood, fiberglass, plastic, PVC, and soft metals.
The bits feature a flat paddle design with double-side cutting spurs for faster drilling and smoother chip removal.
They are made from durable high-carbon steel materials.