#33 135° HD (3-Flats) ThunderBit® (12 pack)

#33 135° HD (3-Flats) ThunderBit® (12 pack) Triumph Twist Drill Upgrade your drilling experience with the ThunderBit® #33 135° HD (3-Flats) drill bits from Triumph Twist Drill. With over twenty years of proven performance, the ThunderBit® series is renowned for its versatility and durability. The new 3-flat shanks ensure a secure grip, eliminating slippage during operation. These high-speed drill bits are designed to cut through ferrous and non-ferrous metals, as well as wood, making them ideal for a wide range of applications. About This Item: The ThunderBit® series from Triumph has been one of our best selling high-speeds for over twenty years. It’s arguably our best all-around drill bit and now with the new 3-flat shanks, slippage is a thing of the past. It cuts ferrous and non-ferrous metals as well as wood. Use it in a drill press or out in the field. You’ll enjoy an 8:1 holes-drilled ratio compared to standard general purpose drill bits and the tapered flute me