Built for the demands of professional electricians and contractors, the Milwaukee THUNDERBOLT® 1/4" x 4" High Speed Steel Pilot Bit delivers the precision and durability needed on busy job sites. Whether you're drilling pilot holes for panel knockouts, anchoring electrical boxes, or running conduit through framing, this bit's 135° split point ensures accurate hole placement from the first contact — no walking, no wasted time. The 3-flat shank locks securely in any arbour or chuck, while the parabolic flute design clears chips faster to keep your work moving. Backed by Milwaukee's THUNDERBOLT® tapered web construction, this bit is engineered to outlast standard HSS bits in demanding trade applications.

Specifications

Brand Milwaukee
Model Number 49-56-8000
Bit Diameter 1/4 in
Overall Length 4 in
Shank Size 1/4 in
Shank Length 3 in
Point Angle 135° Split Point
Shank Type 3-Flat
Material High Speed Steel (HSS)
Flute Design Parabolic
Weight 0.06 lb
Pack Quantity 1
Colour Black