3/32 Inch Ball End Hex L-Key BoltsandNuts.com it is designated as counterboring

it is designated as counterboring

Part Number DWTMR112-10X1

The end of the adapter has a spring-loaded pin detent that locks into the through hole on a socket

5 HRC for use on impact wrenches

Part Number DMODJ

3/32 Inch Ball End Hex L-Key BoltsandNuts.com it is designated as counterboringHigh Leverage We designed the keys to be longer in the largest sizes to increase leverage where it matters Tight Fit with Fasteners We precisely manufacture our hex key geometry on the large end of the applicable range, resulting in less slop in fasteners 20 Degree Ball Angle Increases Access Our L keys implement a steep ball end angle that increases your ability to access fasteners while still maintaining sufficient strength Maximum Torque Strength