forged with high quality alloy structural steel. after annealing, rough processing, quenching, tempering, rough processing and surface treatment and other processes processed. the product has the advantages of high hardness, good toughness and durability. the drill head should be installed on the corresponding air pick or hydraulic pick for use.
1: g7, g10, g11, g12, g20, g30 and other gas pick brazing, length 250-1500mm
2:c4, c6, c7 and other gas shovel shovel brazing, length 300-1200mm
3: hex drill for b47, b67, b87 crusher, length 500mm, 550mm, 600mm
4: hexagonal steel rod and other types of steel, can be customized according to customer needs.