Used Bliss Hammer Mill, Model E-3815-tf, Carbon Steel Construction, Approximately 38" Diameter X 15" Wide Grinding Chamber, 100 Hp, 1775 Rpm Direct Connected Motor, On Bsae, Serial# 4949. $18,500 USD. Get financing. Est. $363/mo. Euclid, OH, USA. Trusted Seller. 1 hp hammer mill. used.