1/4" x .2685 Step Pilot for Reverse C'sinks and Spotfacers 5/16 Shank STS610012
Diameter (A) 1/4" x Length from front of locking slot .531" +.015"
Diameter (B) .2685" -.002" x .620" +/-.015"
Shank Diameter 5/16"
Overall Length 6"
Bayonet Lock Style
Ref. 186-5 Modified