OEE supplies a full line of slip inserts which are made of high-quality alloy steel, chemically heart-treated for surface hardness, wear-resisting, corrosion-resisting and a long service life. - Update: 2009-05-04

We offer five different styles of valves &seats to tie your drilling needs,suiting to almost all popular mud pumps in the world. The Stem Guided valve and seat and the Wing Guided valve and full open seat offer many advantages for todays higher pres... - Update: 2009-05-04

Pistons with Replacement Rubbers?Our premium pistons are fully interchangeable with other API standard designed pistons and deliver maximum performance in almost all drilling conditions. The hub is formed from high grade steel. The piston rubber is m... - Update: 2009-05-04

premium liners combine the strength of a forged steel outer shell with the abrasion and corrosion resistance of a high chromium iron inner sleeve. These liners feature a centrifugally cast high chrome iron sleeve which is machined and heat treated to... - Update: 2009-05-04