Other Services

Low Centralizer Rollers are fixed On Centralizer Vanes like the axis of rollers. The Roller Outer Diameter Is Slightly Large Then Centralizer Body Outer Diameter". High-quality material provides superior high temperature, high-pressure performance, and corrosion resistance, reducing the cost of replacement. The small contact area of the rollers with the casing or borehole wall functions exceptionally well under pressured conditions, where the risk of different sticking is high.

• Avoid scams by acting locally or paying with PayPal
• Never pay with Western Union, Moneygram or other anonymous payment services
• Don't buy or sell outside of your country. Don't accept cashier cheques from outside your country
• This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer "buyer protection" or "seller certification"