Bosch 5-Piece Bulldog SDS Rotary Hammer Bit Set is a professional-grade set of drill bits designed for use with SDS-plus rotary hammers. These bits are made from high-quality carbide and feature an optimized brazing and hardening process for long life. The 4-flute design reduces bit stress and makes them run cooler, while the centric-tipped drill bit heads are hard, tough, and resistant to extreme loads. This set includes 3/16" x 4" x 6", 1/4" x 2" x 4", 1/4" x 4" x 6", 3/8" x 4" x 6", and 1/2" x 4" x 6" bits, making it ideal for a variety of drilling tasks. The set comes with a rugged reusable hard case for easy storage and transport.

• 5-piece set includes 3/16 In. x 4 In. x 6 In., 1/4 In. x 2 In. x 4", 1/4 In. x 4 In. x 6 In., 3/8 In. x 4 In. x 6 In. & 1/2 In. x 4 In. x 6 In. bits.
• Optimized brazing and hardening process for long life.
• 4-flute design to reduce bit stress and make it run cooler.
• Centric-tipped drill bit heads that are hard, tough and resistant to extreme loads.
• Rugged reusable hard case.