Feeling Yes Kizuyu Tighten the hexagon bolt and nut Socket wrench to use when loosening Features · When using Used in combination with a driving tool (handle and attachment) · By preventing concentration of stress on the bore and insertion angle, the edge of the bolt / nut is less likely to be damaged · Adopt KTC proprietary power fit shape which can perform reliable tightening and loosening work for both the caliber part and the insertion angle · 12-angle type easy to insert into bolts and nuts secure