Precision Center Marking Tool
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- Place the tool over the surface's edge.
- Turn until the pivoting feet are flush against both sides.
- Push in until the steel pin touches the edge.
- Move it along the length of the surface.
The result is a perfectly centered hinge line for control surfaces that deliver consistent, bind-free response.
This is a Precision Hinge Center Marking Tool from Great Planes. This Marks Perfect Hinge Slot Locations Quickly and Easily. FEATURES: Pivoting Feet Conform To The Surface, Virtually Eliminating Gouging. Steel Scoring Pin Won't Wear Out Like Plastic Ones. Can Be Used On Control Surfaces From 1/16" to 1" Thick. Simple Twist Operation. Ideal for Use with the Great Planes Slot Machine. INCLUDES: One Precision Center Marking Tool Body One Threaded Scoring Pin Two Pivoting Feet REQUIRES: (Original units required an 050 wrench; items shipped after August of 1999 include a .050 hex wrench) COMMENTS: Control Surface Hinges Must Be Installed In The Exact Center Of The Surface's leading edge. Just Place the Tool Over the Surface's Edge, Turn Until its Pivoting Feet are Flush Against Both Sides, Lower until the Steel Pin Touches the Edge, and Move the Tool Along the Length of the Surface. JAL 1/20/99 ir/jl