Internal watering alloy drill Ø5.7 OSG 311305701

• 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 Ø5.7 OSG 311305701 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.

OSG alloy drill has a cutting edge specially designed to protect the corner from damage.

The drill bit has a 30° helix angle, a 140° drill tip angle for easy working, and extremely long tool life thanks to the TiALN coating.

Drill bits have internal irrigation holes

OSG drill bit structure