Desc:Qingdao Hexin Machinery Co., Ltd.are professional cast furnace trays, cast heat treatment basket, cast pit furnace fixture, cast fixtures, cast furnac...

2024-01-18

Desc:Qingdao Hexin Machinery Co., Ltd.are professional cast furnace trays, cast heat treatment basket, cast pit furnace fixture, cast fixtures, cast furnac...

2024-01-18

Desc:Thread drill extension rod made of coal mining alloy high hardness 1.Our thread drill rods are made of high-intensity alloy steel imported from Sweden...

2024-01-14

Desc:Thread drill extension rod made of coal mining alloy high hardness 1.Our thread drill rods are made of high-intensity alloy steel imported from Sweden...

2024-01-14