In 2018, private equity fund (PEF) management company Kamur PE took over the management rights of JJ Tools (formerly Jangjin Tools), a cutting tool company.

The project fund investors (LP) created by Kamur PE to take over the management rights of JJ Tools include Saemaul Geumgo Association 50 billion won, Science and Technology Artificial Mutual Aid Association 30 billion won, Construction Workers Mutual Aid Association 30 billion won, Suhyup Federation 20 billion won, Shinhan Capital 10 billion won, etc. It flocked Due to the high interest of institutions, the subscription amount exceeded 15 billion won, and the investment scale of LPs was reduced by 10% each.

JJ Tools, a cutting tool manufacturer established in 1997, is a domestic small giant with unrivaled technology and market share in the production of ultra-precision end mills.

JJ Tools produces a large portion of ultra-small end mills. An end mill is an ultra-precision cutting tool that cuts metal into various shapes. It is mainly used to cut automobiles, trains, and aircraft bodies and parts, and is also essential for making molds for high-tech products such as smartphones and robots. 80% of total sales and 50% of overseas exports come from ultra-small end mills. Its technological prowess is also evaluated to be comparable to Yongjin One, the No.1 end mill company in Korea.

JJ Tools posted 41.5 billion won in sales and 20.4 billion won in operating profit last year. The operating profit margin is as high as 49%. It is a blue-chip company with a net cash flow of KRW 11.5 billion and a debt ratio of 30%. In the first half of this year, it posted 20.5 billion won in sales.

Even after the acquisition of management rights, Kamur PE is jointly managing the company with CEO Park, Jong-Ik. They are trying to build a foothold for continuous growth by expanding their strong domestic and overseas business base and strengthening their product lineup, such as tools for artificial teeth processing that have been released or are currently under development.