10Pcs Drill Bit High Speed Steel Straight Shank Industrial Supplies 1.55mm
- With straight shank design is suitable for a variety of electric drills and drilling rigs.
- The twist drill bit come with a plastic storage case, convenient to carry and easy to use.
- This jewelry drill bit is made of high‑speed steel material, durable and long service life.
- This drill bit is specially designed for pearl beads punching, jewelry processing and making.
- The twist drill has good performance and small size, suitable for professionals.
