3\" Phillips #2 reinforced drill bit, package with 2 pieces.

Specifications:

• Precision machined tips: pulse torsion rings: optimized torsion zone and unique steel, combine to deliver improved overall performance and bit life
• Lasts up to 90 times longer than standard impact bits.
• Precision machined tips provide superior full contact fit for greater holding power and longer life.
• Pulse Torque Rings help disperse impact energy across the torque zone and away from the bit tip.
• Optimized torsion zone geometry facilitates ideal impact energy transfer for improved bit life