Specifications: Product Name: Woodworking Router Bit Set Material: YGX Primary Alloy Box Size: 17.5 x 12.5 x 5 cm Suitable for chipboard, hardwood, MDF and softwood < br /> 6.35 (1/4 inch) shank, commonly used for milling machines Features: ● The blade is made of original steel and does not break easily ● Bits can be sharpened ● Sealed bearings for smooth cutting ● The angle of each point on the cutting edge is symmetrical, the workpiece effect is excellent, and the tool life is long ● A variety of specifications and models to meet different cutting needs Package Contents: ●1 x Straight Drill Bit: 3mm ● 1 x straight bit: 6 mm ●1 x straight bit: 7 mm ●1 x straight bit: 12 mm ●1 x straight bit: 16 mm ●1 x bit: R6.35 mm ●1 x bit: R3.17 mm ●1 x bearing bit: R6, 35 mm ●1 x dovetail bit: 12.7 mm ●1 x rounding bit: R6.35 mm ●1 x Rounding bit: R9.5mm ●1 x Bearing Groove Trim Bit: 12.7mm 1 x 45 Bearing Chamfer Bit: 45mm Groove Drill V shape: 12 mm ●1 x Pointed Roman arc drill: R4mm