M11x1.5x30mm Insert Big-Sert for oversized repairs J-42385-507BS M11x1.5x30mm Big-Sert Insert for oversized repairs Oversized thread repair insert # J-42385-507BS You must have the proper kit to install see product description below Insert is used in universal M11x1.5 kit p/n 2200BS SEARCH B00IKT4GK8 Used after a helicoil has failed