Internal watering alloy drill Ø7.5 OSG 311307501

• Khoan tốc độ cho năng suất cao;
• Khoan chính xác cao, không bị loe lỗ;
• Gia công lỗ có dung sai chính xác cao ;
• Tuổi thọ công cụ sử dụng lâu dài;
• Dòng mũi khoan được dùng chuyên khoan thép cứng (～55HRC).

Drilling alloy with internal watering Ø7.5 OSG 311307501 is a line of drill alloy specialized in drilling hard steel ～55HRC 5D from manufacturer OSG from India, widely used in mold processing with high strength and hardness, high wear resistance and good heat resistance.

When using OSG 311307501, it is necessary to use coolant lubrication to help the drilling process meet the following requirements:

• Good heat transfer ability
• Good lubrication ability, high viscosity
• Ability to protect the surface of the part against corrosion and oxidation

Drill bits have internal irrigation holes

OSG drill bit structure