INGERSOLL RAND NS11A Ingersoll Rand Needle SetsINGERSOLL RAND 383 NS11A Features Standard Steel Needle Scaler Attachments Designed for use with needle scalers, this needle set can help to remove rust, paint, dirt, and weld on metal surfaces The metal rods pulsate and vibrate during use to loosen excess material, even in tight spaces, corners, and on curved surfacesAdditional Details Type : Round Needle Housing Wt. : 2. 22 lb