3/16" x .210 Step Pilot for Reverse C'sinks and Spotfacers 1/4 Shank STS6100128 4843") HSS Parabolic Taper Length

4843") HSS Parabolic Taper Length Drill 135 Degree Chicago Latrobe 55263

1378") Carbide Jobber Length Drill 118 Degree MA Ford 20413780

Length of Flute 4-13/16"

3751" 6 Flute Carbide Head Straight Flute Reamer UB3751

Theoretical Thread Height

3/16" x .210 Step Pilot for Reverse C'sinks and Spotfacers 1/4 Shank STS6100128 4843") HSS Parabolic Taper Length3 16" x . 210 Step Pilot for Reverse C'sinks and Spotfacers 1 4 Shank STS6100128Diameter (A) 3 16" x Length from front of locking slot . 531" +. 015"Diameter (B) . 210" . 002" x . 500" + . 015"Shank Diameter 1 4"Overall Length 6" 1 8"Bayonet Lock Style Ref. 186 4 Modified