Evolutionary Advanced New Generation Tools High Durability High Workability Innovative Design The curved surface of the neck fits well into hands and increases comfort when working. The Revowave series have a spear-shaped head, which enables sturdier tightening. Innovative Design A sleek, timeless design with a streamlined curved surface of a neck and a tapered shape head. A handle and a head make a beautiful contrast. High Workability Easy to grasp by stain finish The curved surface of the neck fits your hand and produces great workability. A compact spearhead shape Flower Drive shape which does not damage the bolt In the case of conventional products, a strong force may be applied to the corners of bolts and nuts, and it may be worn out. But if it is in the shape of a flower drive, since it comes in contact with the surface, no force is applied to the corner portion, and the bolt and nut will not be damaged. Existing Products