2. Rock drill: used to drill holes with a diameter of 20 ~ 100 mm and a depth of less than 20 meters in rocks above medium and hard. According to its different power can be divided into pneumatic, internal combustion, hydraulic and electric rock drill, of which pneumatic rock drill is the most widely used.
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They are employed for garden protection, deterring rabbits and other small animals from devouring precious crops They are employed for garden protection, deterring rabbits and other small animals from devouring precious crops
Posts, usually made of steel or concrete, are set into the ground, followed by the attachment of the mesh wire fencing Posts, usually made of steel or concrete, are set into the ground, followed by the attachment of the mesh wire fencing
The coating adheres to the chain through a chemical reaction or heating process, creating a uniform and robust layer The coating adheres to the chain through a chemical reaction or heating process, creating a uniform and robust layer
Their use in flood control measures is noteworthy, as they can absorb and dissipate the force of rushing water, preventing damage to surrounding structures Their use in flood control measures is noteworthy, as they can absorb and dissipate the force of rushing water, preventing damage to surrounding structures
Furthermore, its excellent response to heat treatment allows it to be used in high-temperature applications such as furnace components and heat exchangers Furthermore, its excellent response to heat treatment allows it to be used in high-temperature applications such as furnace components and heat exchangers
