ITEM NAME:6x Blade Slot Cutter Wing Router Bit 2x Shank 1/2" & 1/4" Woodworking Bits Description: - Highly sharpen, sharp blade cutting smooth, no burr, no edges - Unique head design, chip removal more smoothly - The stacked rail and stile router bit will cut both rail and stile in a cove design - High abrasion resistance, high-precision grinding technology, superior abrasion resistance, strong,durable and with long service life - Purposes: for wooden door frames, wooden window frames, cabinets frames tenon together Specification: - Overall Length: Approx. 63mm (2-7/8") - Shank Diameter(2-Piece): 12.7mm (1/2"), and 6.35mm (1/4") - Blade Diameter: 12.7mm (1/2") - Blade Height (Removable): - 1#: 6.35mm (1/4") - 2#: 5mm (3/16") - 3#: 4mm (5/32") - 4#: 3.17mm (1/8") - 5#: 2.38mm (3/32") - 6#: 1.9mm (1/16") - Body Material: Solid Hardened Steel - Blade Material: Micro Grain Car.Highly sharpen, sharp blade cutting smooth, no burr, no edges. - Blade Height (Removable) - Unique head design, chip removal more smoothly. - Body Material: Solid Hardened Steel. - Overall Length: Approx.