Package Include:1 x HSS Saw Blade (22 x 1 x 6.35mm)1 x HSS Saw Blade (25 x 1 x 6.35mm)1 x HSS Saw Blade (32 x 1 x 6.35mm)1 x HSS Saw Blade (35 x 1 x 6.35mm)1 x HSS Saw Blade (44 x 1 x 6.35mm)1 x Extension RodSpecifications:Features:- High Speed Steel blades set for accurate, fast and precision cutting- Suitable for timber, plastic, fiberglass, copper, aluminium & thin sheet metal etc. soft metal- An indispensable tool for carving workMaterial: High speed steelProduct Size: 22 (25 / 32 / 35 / 44) x 1 x 6.35mmExtension Rod Diameter: 3.175mmPlease Note:- Must tighten the screw before using it. Because electric mill is a high-speed operation tool, with a certain risk.- Further, the rod must be clamped at the position of two-thirds above. Speed must be controlled within 20,000 rpm.- Do not press hard cut to hard things, remember the safe operation is the first. Please take good protection measures.Package Weight : 54 G / 1.90 OuncesPackage Dimensions (L*W*H) : 185*11*10