Pre-stressed bolt
USD $9 - $12 /Piece
Min.Order:2000 Pieces
Qingdao Free Trade Zone Health International Co., Ltd.
TRY-D/E Pre-stressed yield bolt
Mix the resin anchor agent by using the shear pin of the nut,then pre-stressed.
Materials: HRB335,HRB400,HRB500,HRB600
SPEC.: 16MM,18MM,20MM,22MM