CompX/National Cam locks for Flush or Lipped Doors. Lock - die-cast. Supplied with two bolts: for 3/4" flush door or 3/4" door with 3/8" inset. Requires from 3/4" up to 13/16" dia. hole. Disc tumbler cylinder. 90 degree cam turn. Cylinder length: 1-3/16". Max. Material thickness 7/8". Polished Brass finish.