This article is a synopsis of paper SPE 39310, "Innovative Cutting Structure Improves Stability and Penetration Rate of PDC Bits Without Sacrificing Durability," by Graham Mensa-Wilmot, SPE, GeoDiamond, and Tony Krepp, SPE, K&M Technology Group, originally presented at the 1998 IADC/SPE Drilling Conference, Dallas, 3-6 March.

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