COACH SCREW
A class with identifier
http://staging4.data.posccaesar.org/iso/15926-4/rdl/RDS7220101
| Definition | A <COACH SCREW> is a <CYLINDRICAL THREADED FASTENER> and a <FULLY THREADED FASTENER> and a <SCREW> that is a heavy duty screw designed for metal to timber connections, or to join heavy timbers. Also known as lag bolts or lag screws, they have a square or hexagonal head engineered to be used with a wrench, spanner, or pliers | 
| ISO number | 11355 | 
| Note | Usually has a head at one end and a screw thread at the other and is secured by the screw thread engaging the metal. | 
| RDS number | RDS7220101 | 
| Source | Connection Material |