Patent ID: 8033616

Claim:
A degradation tool for use in a machine for degrading a formation, the degradation tool comprising: a carbide bolster having a working end and a base end, the base end having a base surface and a cavity formed in the base surface, the base surface having an outside edge and an inside edge, the inside edge being positioned proximate the cavity; a tool body having a top end positioned proximate the base end, the top end including: a top face having at least one protrusion for contacting the base surface, the protrusion extending a distance away from the top face to form a first gap sized to receive braze material, a bore formed in the top face, the bore being proximate the cavity, the top face having an outer lip spaced apart from the outside edge to form a second gap to receive braze material, the second gap being larger than the first gap, and the top face having an inner lip spaced apart from the inside edge to form a third gap to receive braze material, the third gap being larger than the first gap; and a braze material disposed in the first gap, the second gap and the third gap.