1.5 mm Ball End Hex L-Key Quantity:1 The ball end keys are

The ball end keys are made from 8660 nickel chromium molybdenum steel that's heat-treated to 54–58 HRC and the flat end keys are made from 6150 chromium vanadium steel that's heat-treated to 44–50 HRC

Part Number: 37C300HCSAL

Part Number: 87CNNMB

Part Number: Assortment Kit #277755 Pieces - Fine Thread

1.5 mm Ball End Hex L-Key Quantity:1 The ball end keys areHigh 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