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One piece limit single row hole / Double row hole Stop Collar
Material: Carbon Steel
● The integral steel plate is rolled and formed without separable components.
● High machining accuracy, which can adapt to various hole sizes.
● Small installation torque and convenient installation.
● Two designs of single row hole and double row hole can be provided to meet the higher requirements for maintenance.
● The maintenance force is far more than twice the standard recovery force of API centralizer.
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Hinged Set Screw Stop Collars
Material: steel plate
● Hinge connection, convenient installation, and low transportation cost.
● Small installation torque and convenient installation.
● The maintenance force exceeds 2 times the standard recovery force of the centralizer.
