3/8 Inch Drive Shallow and Deep 6-Point Impact Socket Set with Rails and Tray, 30-Piece (1/4 - 1 in.) Live The slotted bit tip is

The slotted bit tip is machined to precise tolerances for an exact fit with slotted fasteners

Part Number: BIT-DAM6X7/8

Finish: Plain & Oil

where a standard C-clamp might not fit

Part Number: BIT-DMS04-9114

3/8 Inch Drive Shallow and Deep 6-Point Impact Socket Set with Rails and Tray, 30-Piece (1/4 - 1 in.) Live The slotted bit tip isSizes 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