#5 x 6" Cobalt Aircraft Extension Drill WES5011 The metering system includes a

The metering system includes a timed spark port for a vacuum advance distributor and is calibrated for a hot street/strip engine setup for outstanding throttle response and drivability

Fitment Type: Performance/Custom

Finish: Paint

Comes with a variety of sanding discs

#5 x 6" Cobalt Aircraft Extension Drill WES5011 The metering system includes aNational Aerospace Standard 907, Type J Cobalt Drills, 6" OAL with Jobber Drill Flute Length, Cobalt Extension Drill, Cobalt HSS, Surface Treated, 135 Split Point These cobalt jobbers length drills are used for drilling in tough, high tensile strength materials like stainless steels, titanium and inconel. They are made of cobalt high speed steel, with heavy duty flute construction and 135 split point.