[SIZE]- Twist drill bit with 0.8mm / 0.03 inch .
[MATERIAL]- coated high speed steel(HSS) is made by spiral technology, has both toughness and hardness, is not easy to break. The drill bit is , and is easy for chip removal.
[APPLICABLE MACHINE]- Widely used in rotary tool such as hand drills, drill press, flex shafts, bench drill and hanging mill.
[APPLICATION]- Suitable for drilling small holes on glass, metal, sea shells, jade, , marbles, stones, drywalls and son on. Due to the different hardness of the material, the effect is also different.
[NOTICE]- When drilling, it is necessary to add cutting fluid in time to lubricate and cool down, which can get a better drilling hole wall, extends the service life and drilling accuracy.
Colour:silver
Material:
Package Contents:
20 x Twist Drill Bits
Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
What's in the box
20 x Diamond Twist Drill Bits
