Features: brand new and high quality High Quality Material: Made of high quality tungsten steel, stable, firm and durable. Package Includes: 1set 1/2 Shank Straight Slot Milling Cutter. Application: Good performance, convenient and practical, suitable for home and professional use. Lightweight Size: Portable and small size, easy to store and carry, bring you convenience. Wide Compatibility: Works with PCB, SMT, CNC, Mold, plastic fiber, carbon fiber, hard wood, printed circuit board, and other precision parts processing. Specifications: Material: Tungsten Steel Color: Yellow Product Dimension: approx. 8mm/0.31inches 12mm/0.47inches 12.7mm/0.5inches Blade Type: Small, Large, Large and Small, Large and Small Net Weight: 56g/0.12lbs 162g/0.36lbs 218g/0.48lbs 86g/0.19lbs 190g/0.42lbs 276g/0.61lbs 86g/0.19lbs 190g/0.42lbs 276g/0.61lbs Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1set 1/2 Shank Straight Slot Milling Cutter