The JZ Mechanical Drilling Jar integrates the up jarring with the down jarring with wide load range. The special flexible extended shaft can cut down the flexural stress of the jar body efficiently.

Source :- http://www.rigmanufacturer.com/drilling-jar.html

RM Holding BV

RigManufacturer manufactures and refurbishes oil field equipment for companies all over the world including the US, Norway, UAE and much more. We are one of the biggest suppliers of oil field equipment in de world. The company was established in 1985 by Kian Kianersi and focused on buying and selling used equipment and machinery. We have sold equipment in diverse branches such as the Plastic-, Textile, Chemical- and the Petrochemical industry. It wasn’t until 1996 that Kian Kianersi decided to go into drilling. Later on, he started a consolatory service, giving advice to small drilling companies all around the world.