... /, Z4861/2/, ZZ4961/3, ZZ4861/4, ZZ4861/5/ Precision date Stamp:1. HASCO/O standard Series ;2. Type :ZZ4861/1/, ... Z4861/2/, ZZ4961/3, ZZ4861/4, ZZ4861/5/ this date stamp is Europe HASCO/O standard series. Our main products are ... Date marked pins, Air poppet,Slide retainers,Pipe plugs, Mold ... etc, all of these are standard series. Precision date Stamp