1st batch Phra Khunphaeng Be2540 of LP Mee Wat Munwichai. Not easily available and rare in market.
This batch materials was sponsored and done by Ajarn Meng (who is famous for his metta senah Khunphaeng). Blessed by Ajarn Meng himself and then which he donated this batch to LP Mee which he chanted it again and release as his 1st batch Phra Khunphaeng.
PM if interested