7pcs/set Durable Power Tool Twist Auger Drill Bit Set High Hardness Precision Hole Drill Bits Professional Hole Opener

Color: Multi-colored

Product Size - 3mm, 4mm, 5mm, 6mm, 8mm, 10mm,12mm

with a strengthened head, high hardness, not easy to break and bend, surface rust treatment, long service life.

The triangle design of shank helps the hand electric drill to clamp the drill bit, prevent slipping and wandering.

fit for most hand electric drills.

Great for most materials in interior fitting work, metal, glass, ceramic tiles, wood, ceramics, stone, concrete, bricks, etc. (When drilling hard material, please use water for lubrication)

Package Included:

7pcs/set * Drill Bits Set

Notice:

1. Please allow 2-3% error due to manual measurement.

Please make sure you do not mind before you bid.