FIELD: transport.
SUBSTANCE: invention relates to automotive industry. This stud comprises body with central bore wherein on one side a wear-proof insert shaped to truncated cone or pyramid is fitted while on opposite side it is provided with the flange. Said body is shaped to cylinder. Central bore on flange side features cylindrical shape of permanent diameter to make the body wall depth at the section of said cylindrical bore smaller than body wall depth at wear-proof insert location. In compliance with second version, in combination with above claimed attributes, body flange depth decreases in direction from cylindrical bore to its periphery. Body wall at cylindrical bore section is concaved in direction towards the body lengthwise axis over at least the part of section length.
EFFECT: higher efficiency of antiskid stud.
2 cl, 3 dwg
