About the Product The Rambo Pen is the new version cartridge machine designed & developed by artist with RCA connection The advanced gear system guarantees reliability and quiet operation Each of the machines are manual production, using the world’s top motor, low noise, long-lasting stability Revolution tattoo cartridge needle Light clear colors tip body – better visibility Cartridge tattoo needle Low profile housing & better ink flow & shaped on the inside EZ New Revolution Tattoo Needle Cartridge 100% EO Gas Sterilized and individually packaged. Smooth edges eliminate additional trauma. Needles made of 316 medical grade stainless steel. Medical grade plastic tips. Tattoo Cartridge Needles: Assorted: C1203RL=10 PCS C1207RS=10PCS C1007RL=10 PCS C1209M1=10 PCS C1215CM=10 PCS Total: 50Pcs mixed size.