Milwaukee 19/64 Thunderbolt Black Oxide Drill Bit

New ⬆️see pictures 48-89-2725 Extreme durability: thicker web provides greater strength and longer life Fast, accurate drilling: 135 split point tip starts on contact to prevent walking, while the parabolic flute clears chips fast Reduced slipping: 3-flat Secure-Grip™ shank holds the bit firmly in the drill chuck Versatile: reduced shank diameter for use in 3/8 in. chucks Corrosion resistant: black oxide coating provides lubricity and resists corrosion of the bit