Ko-Ken KO3300XZ07H Z-Series 6-Point Semi-Deep Socket, 7 mm, 3/8 in Drive

The Ko-Ken 3300XZ is a Z-series 6-point semi-deep socket with a 3/8 in square drive. (manufacturer-stated)

Sizes run from 7 to 19 mm.

Length is 35 mm. (manufacturer-stated)

Each model is listed in the table below with its specifications.

Where this product is used

• Turning metric nuts and bolts with a 3/8 in drive ratchet or handle
• Fasteners that sit a little below the surface, where a standard socket is too short
• General workshop and maintenance fastening

Features

• 3/8 in square drive (manufacturer-stated)
• 6-point (hexagon) opening (manufacturer-stated)
• Semi-deep body (manufacturer-stated)
• Listed in the Z-Series section of the catalogue (manufacturer-stated)

Common specifications

Key specifications

Weights are manufacturer-stated (Ko-ken catalogue 2025-26).

Selecting the right option

Match the 3/8 in square drive to your ratchet or handle, then choose the size that fits the fastener. The semi-deep series sits between the standard and deep lengths of the same drive. The catalogue's safety notes say to select impact sockets only for electric or air impact wrenches and not to substitute hand sockets for impact sockets; this series is listed in the hand sockets section of the catalogue. (manufacturer-stated)

Related products

Related Ko-Ken products: Ko-Ken 3300MZ Z-Series 6-Point Deep Socket, Metric Sizes, 3/8 in Drive, Ko-Ken 3400MZ Z-Series 6-Point Socket, Metric Sizes, 3/8 in Drive, Ko-Ken 3300M 6-Point Deep Socket, Metric Sizes, 3/8 in Drive, Ko-Ken 3300M L120 6-Point Extra Deep Socket, Metric Sizes, 3/8 in Drive and Ko-Ken 3000-60 Phillips Bit Socket, 3/8 in Drive.