1/4"x6" Cobalt Aircraft Extension Drill HOL20-45 Description : Knurled aluminium wheel

Description : Knurled aluminium wheel 25mm

End A Ratcheting type none

454 or 502 big block engines

6cfm Air Inlet Size: 1/4"

Each kit comes complete with an oil filter bypass adapter

1/4"x6" Cobalt Aircraft Extension Drill HOL20-45 Description : Knurled aluminium wheelNational 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.