Wire Scratcher - SC08
This comprises of a hinged collar and wire bristles are attached to it. It uses the hinge pins to secure the collars around the casing. On the other hand, the wire bristles are hardened and tempered. The bonding of the cement between the porous formation and the casing is improved with the use of wire scratcher.
The product is available in all sizes ranging from 4 ½“ to 20”.