PYONG-SAN MACHINE INDUSTRY CO., LTD.
INTRODUCTION- PRODUCTS
INTRODUCTION
PRODUCT LIST
Hex Bolts
Pyongsan Machine Industry¡¯s Hex Bolts are normally tightened according to the tap shapes of the designated item. According to their features and usages, bolts are generally categorized into different kinds of mechanical structures for ships, automotives, construction, etc. Their mechanical properties are determined by heat treatments. The company¡¯s various kinds of hex bolts are currently applied in the fields of heavy equipment, construction, shipbuilding, etc.
