The unique design of the Precision Center Marking Tool allows modelers to find the exact center of a control surface, for the most accurate and consistent placement of hinges, ailerons and elevators. Pilots will appreciate the advantages of perfectly centered hinges, resulting in uniform control surface performance without binding.

Du-Bro Hinge Slotter Kit takes the hassle out of slotting control surfaces for gluing hinges. The centering/parallel guide centerd hinge slotter on up to 3/4" material. Four handle set plus guide and centering tool for three different size slotting forks: mini, standard and heavy duty hinges. Designed to work with all Du-Bro hinges. The 3 slotters and the "picker" are permanently mounted to red nylon handles. Packedged in reusable, recyclable clamshell storage blister.