CMT 317.280.11 Hinge Boring Bit 28 x 57.5mm RH Grind / Sand / Polish low-profile connection suited for demanding

low-profile connection suited for demanding structural applications including those subject to earthquake or wind loading

and contact with chemically treated lumber

Order Number GLAS/RTBRN

helping fasteners maintain structural integrity over time without rust or staining

CMT 317.280.11 Hinge Boring Bit 28 x 57.5mm RH Grind / Sand / Polish low-profile connection suited for demandingThe CMT 317. 280 is a (Hinge Boring Bit (57. 5mm)). Hinge boring bit for drilling flat bottom hinge cup holes in cabinet doors and face frames. The flat bottom geometry is required for European style concealed hinges. Rotation: Right hand (RH). SPECIFICATIONS Diameter (D) 28mm Total Length (L) 57. 7mm Shank (S) 10x26mm Tooth Geometry Negatively ground spurs Spurs 2 Number of Teeth 2 Product Type Hinge Boring Bit Series Hinge Boring Bit (57. 5mm)