sintered carbide wire drawing die
Sintered carbide circular saw
carbide tool
炭化刀
硬质合金刀具
硬质合金工具
硬质合金
碳化刀
刀具
碳化物刀具
碳化物工具
carbide tool blade grinding machine
carbide tool shank for petroleum pipe external threading
carbide tool shank for petroleum pipe internal threading
Cemented Carbide Tool Material
Steel Bonded Carbide Tool