Extra Length Drill Bit: 4.5 mm Dia, 140 &deg MPN:03295100

The extra-length drill bit boasts a small diameter of just 4.5 millimeters with an impressive length of nine inches, giving users the ability to tackle even the most demanding drilling projects on hard or delicate materials such as titanium or aluminum alloys. Constructed from premium solid carbide for exceptional strength and durability, this bit can easily manage up to NDF (Non-Descending Flutes) #51 drill strings for seamless chip extraction during operation. The 140-degree helix angle ensures fast and efficient drilling with no splintering or burrs on material edges while delivering pinpoint accuracy across holes ranging from .007 to .3937 inches diameter. As a versatile addition to any tool collection, the extra-length carbide bit is perfect for professionals seeking superior speed, strength, and precision in their daily drilling applications across sectors such as aviation or construction equipment manufacturing.