コラムバレルナット付きトルクス

Product Name: Torx with column barrel nut

材質：ステンレス鋼/炭素鋼（材質は任意）

グレードA2-70/A4-80/4.8/8.8/10.9

Description: Plum socket safety nut with column, customized type, including inner hexagon, inner 5 corner, cross groove, etc., need to use mold production, cold heading processing technology, beautiful appearance, can be customized according to customer requirements.