Check the listing for details. 1 Prong Pusher Tool to Gently Push Prongs Down Over Stones. Condition: New. Listed at 7.92 USD. Prong pusher gently guides prongs over stones in prong-type mountings. Wood handle. 3-5/8 inches long with 1 3/4" to 2-inch tip length with 5x3mm grooved tip. Wood handle may be light or dark wood. To close the setting back up, place the prong pusher along one side of an open prong. Gently press on the tool, working in an upwards motion, maintaining the original angle of the prong. Continue pressing and gently rolling the tool along the prong. Work until the tip of the prong is pressing against the stone. Repeat on the prong on the opposite side of the setting. Repeat all the way around the setting until all prongs are closed evenly. If necessary, go around the setting again until the prongs are closed around the stone securely. *Please consider the actual sizes given in the listing as the pictures are generally enlarged to show detail.