Description
Package content: 1 pcs concealed hinge hole opener with 35mm/1.38in aperture, 1 pcs Forstner positioner, 1 pcs pencil and 1 pcs pencil sharpener,1pcs hexagonal wrench. Forstner drill bit 35mm/1.38in: High-quality alloy forged blades, using imported sintering technology, perfect inlaid alloy blades. The cutter head adopts an arc curve design, which is conducive to chip removal and better perforation. specification: Diameter of bore: 35mm / 1.38in Drilling depth: 20mm-40mm/0.79-1.57in Shank diameter: 8mm / 0.32in Total length: 78mm / 3.1in Color: as photo Hidden hinge boring jig: Hidden hinge boring jig made of high-impact polycarbonate for positioning color: blue Size: as shown Note:1, If you don’t know the drilling depth, you can take a discarded wooden board for testing;2, The drilling steps are shown in Figure 6. Due to manual measurement, please allow an error of about 2mm.