General description Box of 20 MasonMate Galvanised Through Bolts M16 x 110mm, designed for use in non-cracked concrete or solid stone. These bolts are easy to install and feature a strike cap to prevent thread damage. Technical specifications Size: M16 x 110mm Anchor body grade: 5.8 Hex nut grade: 8 Other information Includes an A2 stainless steel clip.