RAW has partnered with Hammercraft to bring you high-quality aluminum grinders designed with quality and budget in mind, ensuring an excellent grinding experience without breaking the bank! Specs: - 50mm, 56mm, 60mm - 4-piece design with sifter - Made from aircraft grade aluminum using the latest CNC machining technology - Anodized finish for smoothness and durability - Razor sharp diamond cutting blades for efficient grinding - Stainless steel pollen screen for fine pollen collection - Powerful neodymium magnets for strong closure - Thin poly ring for smooth grinding with no friction