The single piece contractor hinge jig is designed for recessing hinges in wooden doors & frames with a plunge router. It is easy to use with minimal setting-up time, completing the job both accurately & quickly. Used on-site & in joinery shops to increase productivity with excellent results. Four apertures for fire door requirements. No need for marking out in the conventional way. Quick & simple to set-up as the hinge is used as the pattern. Clean & accurate recesses are achieved every time. Suitable for timber based doors & square butt hinges. Can be used on both inside and outside doors, rebated frames and on maximum 25mm thick fixed stops. Use with a light duty plunge router with 1 4 inch collet. Long reach router cutter required, 12mm diameter with 70mm overall length. Angled position slots to prevent creep. Unibase may be needed. T4ek router requires a ref. Unibase or special guide bush ref. Gb t4 160. Contents: 4 x apertures 2 x bradawls with spacer 1 x 16mm guide bush 1 x t-handle hex key 4mm 1 x 4mm spacing gauge 1 x plastic storage tube features and benefits four apertures for fire door requirements no need for marking out in the conventional way quick & simple to set-up as the hinge is used as the pattern clean & accurate recesses are achieved every time suitable for timber based doors & square butt hinges can be used on both inside and outside doors, and on maximum 25mm thick fixed stops use with a light duty plunge router with 1 4 collet contents contractor h...