4x30 70 mm BOSCH wood drill bit

Hardness, thickness, width of the drill bit - these technical aspects affect the efficiency of your work. The wrong choice of drill bit is likely to lead to the destruction of the material or your own humor. In order to make a hole in the material without problems and efficiently, it is worthwhile to fit the drill well. The design of the drill in all models is definitely similar. Cylindrical in shape with a spiral element serving as a working field. The body is terminated by a blade, and it also has two grooves, used to drain chips from the workpiece.

The drill is made of high-quality steel. As a result, you will be able to use it for many years without worrying about breakage. This drill model is designed for drilling in such materials as: wood.

Technical data:

• Diameter [mm]: 4,0
• Material: HCS (carbon steel)
• Length [mm]: 70
• Application: Wood