1. Products: a sharp chisel, flat chisel function can be used guns in concrete block walls, cutting holes, and shovels cut, chisel ducts. 产品介绍：尖凿、扁凿的功能，能用电锤枪在混凝土、砖墙上凿洞、铲削、凿槽等。
2. Products: a sharp chisel, flat chisel function can be used guns in concrete block walls, cutting holes, and shovels cut, chisel ducts. 产品介绍：尖凿、扁凿的功能，能用电锤枪在混凝土、砖墙上凿洞、铲削、凿槽等。
3. Products: a sharp chisel, flat chisel function can be used guns in concrete block walls, cutting holes, and shovels cut, chisel ducts. 产品介绍：尖凿、扁凿的功能，能用电锤枪在混凝土、砖墙上凿洞、铲削、凿槽等。
4. In the comparison tradition drove the mechanism and the crisis drove in the machine-made foundation, proposed the crisis drove general theory. 在比较传统激励机制与危机激励机制基础上，提出危机激励的一般理论。
5. Used in concrete, rock and other chisel-hole punch, ice-breaking, crushing ore, coal dust and other chisel rock operations. 用于混凝土、岩石等錾洞穿孔、破冰、击碎矿石、煤屑等錾岩作业。
