3/8 Inch Drive Shallow and Deep 6-Point Impact Socket Set with Rails and Trays, 42-Piece (5/16 - 3/4 in., 8 - 19 mm) Quantity:1 the keys rest in hex-shaped

the keys rest in hex-shaped slots

Height: 21-7/16"

Part Number: 50C175ASBSS

Height: 21-7/8"

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3/8 Inch Drive Shallow and Deep 6-Point Impact Socket Set with Rails and Trays, 42-Piece (5/16 - 3/4 in., 8 - 19 mm) Quantity:1 the keys rest in hex-shapedSizes are marked both with a high visibility laser marking and a permanent stamped marking that won't wear off Shallow and deep 6 point socket openings provide an exact fit for hex 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 Twist to lock socket rail organizes and securely holds sockets in place, both