Shibata GRK Turnbuckle Wrench (4mm/5.5mm)

Changed the material of the wrench part and changed the shape of the tip.
This improves durability and ease of handling.

The 4mm wrench side, which is frequently used, has been machined to make it easier to distinguish from the 5.5mm side.

The body has a luxurious black anodized finish.
"SHIBATA" logo with 4.0mm and 5.5mm markings