Heller Metallbohrer-Set DIN 338 Stepstar

The DIN 338 Stepstar metal drill bit set from Heller is a high-quality tool set specifically designed for precise drilling in various materials. With a variety of drill bits made from cobalt steel, this set offers outstanding service life and durability. The drill bits are suitable for use in stainless steel, steel, iron, cast iron, non-ferrous metals, aluminum, plastic, and wood. A special feature is the three-flat shank starting from 5 mm, which prevents slipping in the chuck and ensures optimal grip. This is particularly advantageous when used with handheld cordless drills, as it allows for precise starting without the need for pilot holes. The combination of high-quality materials and thoughtful design makes this set a valuable addition to any workshop or for DIY enthusiasts.

• Made from high-quality HSS-Co cobalt steel for maximum service life
• Three-flat shank from 5 mm prevents slipping in the chuck
• Suitable for a variety of materials, including stainless steel and aluminum
• Precise starting without pilot holes for accurate results.