The Bosch Fast Spiral Rotary Masonry Drill Bit delivers fast drilling in masonry, using corded or cordless rotary drills. The bit features a double-flute design that provides fast drilling with optimized material removal. It can be used in high-speed mode.

Highlights:

• Size: 1/4 inch x 4 inch x 6 inch
• Designed for drilling in masonry, block & brick with a rotary drill, providing fast drilling & long life
• Double flute design provides fast material removal
• Carbide head delivers long life in masonry applications
• Precision manufacturing designed to help eliminate bit walking
• High speed mode delivers performance in cordless high speed mode
• Masonry applications engineered for masonry, block & brick
• Rotary drilling designed for rotary drilling
• Not for hammer drilling