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THUNDERBOLT(R) bits feature 135? split point tip and thicker core for durability and long life
135? split point tip for precision starts and faster holes
Titanium coated for 3x Longer life and corrosion resistance
Thicker core resists breaking
Parabolic flute form clears chips fast
3-FLAT SECURE-GRIP(TM) prevents bit from slipping in chuck
Designed for use with Drill Drivers
Ideal for Metal, Wood, & Plastics
Customizable accessory case is designed for use in PACKOUT(TM)