Milwaukee Thunderbolt 1/4 in. x 4 in. Pilot Drill Bit for Hole Saw Arbor
$8.18
Engineered for extreme durability, the Milwaukee Thunderbolt pilot bit features a thickened web to prevent side-load breakage. The parabolic flute design clears debris rapidly to maintain cool drilling temperatures, while the 135° split point ensures precise, non-walking starts.
In Stock
Money-back guarantee
Free 30-day returns
100% Authentic
Official brand warranty
Ships from USA
Fast US warehouse dispatch
Secure checkout
256-bit SSL encrypted
We accept
Engineered for extreme durability, the Milwaukee Thunderbolt pilot bit features a thickened web to prevent side-load breakage. The parabolic flute design clears debris rapidly to maintain cool drilling temperatures, while the 135° split point ensures precise, non-walking starts.
- Thunderbolt tapered web provides a thicker core for enhanced durability and resistance to side-load breakage
- 135° split point tip ensures a precision start to prevent walking and improve hole accuracy
- Parabolic flute design clears chips and debris quickly to keep the bit cool during use
- 3-flat shank prevents slipping in the arbor or chuck for consistent performance
- Optimized for use with portable drills and effective on curved surfaces