Diamond reaming shell

• Designed with outside diameter over to the bit, assure the consistent diameter of the drilling hole , even though when bit is loosing outside diameter.
• Setting with natural diamond with the proper overlap and using hard matrix of high abrasive resistance to guarantee a life from 6 to 9 times of the bit.
• Made with broached segments in spiral for a better cooling and cutting evacuation, or with pad segments to achieve a better stabilization.

Reaming shell pad segment

Reaming shell spiral brochure

Reaming shell stablizer

Reaming shell of head