square nut din557-尊龙凯时网娱乐官网
- product description: square mother, hardware equipment, fastening accessories. it is square in shape with internal thread and can be used with bolt. it is also called square nut,
square nut din557
material: stainless steel 304316, grade 8.8 high strength and grade 12.9 high strength
product standard:din557
it can also support non-standard customization.
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contact: lizhong.deng
phone: 13928071304
tel: 0756-8586520
email: lizhong@zhjiali.com
add: mingzhubeilu388haochangshaxinyun56-301,xiangzhou area,zhuhai city,guangdong province,china.