3/8" Drive 6-Point SAE 1/2" Flank Drive® Semi-Deep Impact Socket | IMFS16 Open End and Flare Nut inches : 1-57/64

inches : 1-57/64

• 11 mm hex on sockets adds flexibility

• Dual collet system accepts 1/8" or 1/4" accessories

• Manufactured with a Snap-on® proprietary blend of special alloy steel for strength and durability

3/8" Drive 6-Point SAE 1/2" Flank Drive® Semi-Deep Impact Socket | IMFS16 Open End and Flare Nut inches : 1-57/64Snap on impact sockets are heat treated to optimize impact service life with a lower hardness than hand sockets and are able to withstand repeated cycling loads of impact wrenches Snap on uses a proprietary blend of special alloy socket steel that provides long life and great strength Flank Drive wrenching system delivers up to 20% more turning power without slipping or rounding while exceeding ANSI performance standards Square drive side hole works