Milwaukee 48-89-0812 13/16" Thunderbolt Silver and Deming Drill Bit

Milwaukee 48-89-0812 is a 13/16" Thunderbolt Silver and Deming Drill Bit. This bit is designed for performance in low to high tensile strength materials, stainless steel and cast iron. Thunderbolt twist drill bit is made from premium industrial grade steel with heavy duty cutting surfaces that powers through deep or shallow holes with lightning speed. A special flute geometry adds strength while providing increased chip ejection. Thunderbolt twist drill bit has a Heavy-Duty 118 degree split point for easy penetration and a 1/2" 3-milled flats shank.

Special flute geometry adds strength while providing increased chip ejection

Drilling in stainless steel and cast iron