1. A tool for repairing an earth depression made by a golf ball, said tool comprising: a one-piece thermoplastic member having a blade with edges that converge to form an angle of 10* to 30* between the edges as they proceed toward a puncturing point that has a radius of at least 0.020 inch, whereby the tool can be safely carried in a clothes pocket without a protective cover on the puncture point; and a handle integrally formed with an upper end of the blade, said handle having a front wall, a rear wall, and a protruding rib on each of the front and rear walls, said ribs being adjacent upper and side edges of the handle to provide a gripping ridge for manipulating the tool; said handle having a convexly curved upper edge and convexly curved side edges which give a generally teardrop shape; and a depression in each front and rear wall of the handle, and depressions being bounded by the ribs and adapted to have advertising indicia therein.