A drill bit for reaming in drilling rigs

A drill bit for reaming in drilling rigs

A self-cooling twist drill

A self-cooling twist drill

A rust-removal device for alloy reamers

A rust-removal device for alloy reamers

A new type of tapered-shank keyway milling cutter

A new type of tapered-shank keyway milling cutter

A positioning and fixing device for a cutting machine

A positioning and fixing device for a cutting machine

A high-efficiency reamer for alloy machine tools

A high-efficiency reamer for alloy machine tools

A circulating cooling device for a vertical lathe.

A circulating cooling device for a vertical lathe.

A recycling device for damaged milling cutters

A recycling device for damaged milling cutters

A grinding device for equal-handle drills

A grinding device for equal-handle drills

An insulated box for heating metals

An insulated box for heating metals

Qualifications and Honors

Qualifications and Honors

Qualifications and Honors

Qualifications and Honors

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哈尔滨合一工用工具制造有限公司