This standard applies to bolts with an enlarged semicircular head and a square head of accuracy class C with a nominal
GOST 7802-1981 Referenced Document
GOST 12414-1994 Ends of bolts, screws and studs. Sizes*, 1994-04-20 Update
GOST 1759.0-1987 Bolts, screws, studs and nuts. Specifications*, 1987-04-20 Update
GOST 1759.1-1982 Bolts, screws, studs and nuts. Tolerances. Control methods of dimensions and deviations of form and surface position*, 1982-04-20 Update
GOST 1759.2-1982 Bolts, screws and studs. Surface defects and methods of control*, 1982-04-20 Update
GOST 24670-1981 Bolts, screws and wood screws. Radiws under the head