This set includes 40 drill bits specially designed for drilling building materials, offering the necessary quality and durability for the most demanding jobs.

The shank of the drill bits is cylindrical, which means it fits perfectly into all three-jaw chucks, whether they are simple or automatic.

• Supplied with 40 pieces for multiple applications.
• Ideal for drilling into various building materials.
• Cylindrical shank for versatility and compatibility with most electric or manual power tools.