3/8 Inch Drive x 21 mm Shallow 12-Point Impact Socket Quantity:1 stout shank that is heat

stout shank that is heat treated to 52–56 HRC to make the blade strong without being brittle

but not brittle • Two Measures of Tolerance Control – We measure our hex key tolerances from point-to-point and side-to-side to ensure the highest standards of dimensional accuracy and consistency • Corrosion-Resistant Finish – We coat all of our keys with a durable manganese phosphate finish that's resistant to corrosion • Clear Markings – With the exception of the smallest sizes

Part Number: Assortment Kit #1082011 Pieces - Coarse Thread

Part Number: 75C425SAWN2Z

Stainless Steel Socket Head Cap Screws

3/8 Inch Drive x 21 mm Shallow 12-Point Impact Socket Quantity:1 stout shank that is heatSize is marked both with a high visibility laser marking and a permanent stamped marking that won't wear off Shallow 12 point socket opening provides an exact fit for 12 point fasteners Radiused corners prevent fastener round off by applying force to a fastener's flat sides, rather than its corners Meets a minimum of 1. 3 times the ANSI ASME standard for proof torque Detent pin hole on one side allows works with both friction ring and detent pin