An excavation tooth assembly comprising: a first tooth member including a nose portion; and a second tooth member comprising a body having opposite first and second ends and a socket extending into the body from the first end to finish at an end wall, the first and second tooth members arranged in an assembled condition where the nose portion of the first tooth member is received within the socket of the second tooth member, wherein the tooth members being configured in the assembled condition with opposed surface portions of the socket located towards the second end of the second tooth member bearing on the nose portion of the first tooth member and clearance gaps are provided between opposed surface portions of the socket located towards the first end of the second tooth member and the nose portion.