SIZESuitable for 1/4 shank (6.35mm) hand drills, bracket motor drive drills. cutting diameter length: 8 / 9.52 / 12.7mm. MATERIALThis product uses yg6 hard alloy with sharp edge, high hardness, precise positioning, smooth cutting and impact resistance.< /p> APPLICATIONThese 5/16 shank router bits are suitable for solid wood panels, MDF, chipboard, design profiles, for smooth and careful cuts as well as for the production of stylish furniture. They are also suitable for milling grooves on frames, panels, clocks, pylons and other wall tools to create keyhole hangers or to create grooves for cables. FEATURES The hard alloy blade has high-quality welding to provide stable quality and high output, without worrying about broken and sloping problems during your work. The blade is sharp and durable, adopts arc curve design, advantageous to remove, punching is more efficient. T-slot milling cutter for milling T-slots, suitable for metric or hexagonal screws to slotted nuts. A variety of specifications and models for different cutting needs to realize your DIY dreams. TECHNICAL SPECIFICATIONS: Length: 46 mm Material: YG6X carbide Shank diameter: 12.7mm, 9.52mm, 8mm 1 x T-Slot Cutting Tip for 5/16" Hex Screw 1 x T-Slot Cutting Tip for 3/8" hexagonal screw 1 x T-slot cutting tip for 1/2" hexagonal screw Delivered quantity: 3 pieces