7pcs Impact Socket Bit Set 3/8-inch Drive Chrome Molybdenum Steel Hex Key Socket Metric Allen Bit Impact Spline Socket Bit Set (4mm-12mm) ( #: E9815 )

Features:
6-point Design --- 6-point socket design enlarges contact surface between sockets and fasteners, locks force more firmly, reduces wear and prevents rounding off at corners.
Variouse Size --- Set includes 7 common metric sizes for impact sockets; 4mm，5mm，6mm，7mm，8mm，10mm，12mm.
Superior Quality --- Highly Cr-Mo steek with durable black oxide coating finish is corrosion resistant to eliminate chance of rust for a long lasting tool life.
Customized Storage Case --- Designated slots in the case keep every piece in place and sockets don't fall off and slip. Sizes are also stamped beside each slot for identification.
Compatible With --- For use with 3/8" manual wrenches, pneumatic electric wrenches,and
Remove inner torx screw.

Specifications:
Material: CR0 Steel
Size: H4/4mm，H5/5mm，H6/6mm，H7/7mm，H8/8mm，H10/10mm，H12/12mm
Package Weight: 440g/15.5oz
Package Size: 15*9*5cm/5.9*3.5*2.0in

Package List:
7 * Impact Socket
1 * Carry Box