CMT 317.180.12 Hinge Boring Bit 18 x 57.5mm LH Self-Drilling Flat-Head Screw with Wings Sold in a pack of

Sold in a pack of 10 for convenient restocking

5 suitable for back-to-back installations

which provides extra corrosion resistance for long-lasting performance in demanding environments

clean cut with fast knife changes and no adjustments required

providing broad compatibility with standard tooling for a wide variety of milling and drilling operations

CMT 317.180.12 Hinge Boring Bit 18 x 57.5mm LH Self-Drilling Flat-Head Screw with Wings Sold in a pack ofThe CMT 317. 180 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: Left hand (LH). SPECIFICATIONS Diameter (D) 18mm 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)