CST450 4-1/2" Hinge predrill base plate for CST45

  • Spring-loaded base aligns in hinge mortise for proper hole placement.
  • Holes are drilled square to surface so screws go in flush.
  • Use in the shop or on the job site.
  • Mounts in a 3/8"/ drill motor.
  • Bits easily change with set screw.