Lyman Rotary Case Steel Media 5lbs. Areas such as primer pockets and the inside of cases are both cleaned using rotary tumblers while vibratory tumbling just can?t get into these areas effectively. A good quality stainless steel media made to the correct length and diameters is needed however to take advantage of these benefits.Lyman stainless steel media pins are made to the correct dimensions for optimum cleaning power. They also resist rust and corrosion when in storage. The stainless steel media pins are available in 5 pound boxes and will work with the new Lyman Cyclone Rotary Tumbler or other brands of rotary case tumblers. Media pins are made to the proper dimensions for optimum cleaning power The stainless steel pins resist rust and corrosion Works with all brands of rotary case tumblers Packed in 5 pound boxes Specifications for Lyman Rotary Case Stainless Steel Media 5lbs: Manufacturer: Lyman Weight: 5 lb Color: Silver Package Contents: Lyman Rotary Case Stainless Steel Media 5lbs Lyman 7631375: Rotary Case Steel Media 5lbs