Features:* High hardness, good wear resistance, greatly improve the service life.* Scope: wood, hardwood, particle board, acrylic, etc.* Suitable for 1/4 shank (6.35mm) trimming machine * The performance is stable, the angle of each point on the cutting edge is uniform, the effect of the workpiece is excellent, and the tool has a long service life * High-efficiency cutting, maintaining good edge sharpness during high-speed cutting, improving production efficiency and service life* After forming, the finished product is smooth inside and out, no burrs and no shot blasting, less additional grinding. Specifications:* Type: 1/4" End Mill * Material: Alloy Blade, Carbon Steel Handle * Color: Yellow + Blue + Silver + Black (As the picture)* Overall Length (Approx.): 45mm,63mm,63mm,72mm * Shank Diameter: 1/4" (6.35mm)* Blade Diameter: 1/2" (12.7mm)* Blade Length: 11.9mm,20mm,25mm,38mm * Quantity: 4pcsPackage Contents:4*CutterNotes:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.