Patent ID: 8414084

Claim:
A tool pick assembly for insertion in a first bore having a first diameter, the tool pick assembly comprising: a tool pick having a shank with a diameter sized for receipt in a second bore having a second diameter, the second diameter being smaller than the first diameter; an adaptive sleeve retainer having a thickness for stably supporting the shank of the tool pick in the first bore, the adaptive sleeve retainer being configured to spring radially outward to retain the tool pick in the first bore, wherein a push out force for pushing the tool pick out from the first bore is approximately ±10% of a push out force for pushing out from the first bore a tool pick having a shank with a diameter sized for receipt in the first bore which is retained in the first bore using a compressible spring member having a thickness less than the thickness of the compressible spring member of the adaptive sleeve retainer; and a washer for compressing the adaptive sleeve retainer to aid insertion into the first bore, wherein the first bore diameter is approximately 22.5 mm and the second bore diameter is approximately 19.9 mm, and wherein the diameter of the shank of the tool pick sized for receipt in the 19.9 mm second bore is approximately 17.0 mm and the diameter of the shank of a tool pick sized for receipt in the 22.5 mm first bore is approximately 19.8 mm.