Patent ID: 7997660

Claim:
A system for retaining a tool in a block, the system comprising: a body with a bore extending from a first side to a second side; and a sleeve having a hollow cylindrical body having a first end, a second end and a connecting surface therebetween arranged axially, a first axially extending slit in the connecting surface extending from the first end to the second end, at least one second axially extending slit in the connecting surface extending from the second end to a termination point between the first end and the second end, and a projected portion offset from the second end, wherein the sleeve at the projected portion projects radially outward with a radius larger than a radius of an outer diameter of the hollow cylindrical body, wherein the termination point is axially closer to the first end than the projected portion, and wherein the second end of the hollow cylindrical body up to and including the projected portion extends past the bore on the second side of the body with the projected portion of the sleeve abutting the second side.